User:Zarzuelazen/Books/Reality Theory: Engineering & Control Theory

Reality Theory: Engineering & Control Theory

 * 3D printing
 * 3D printing processes
 * 5 Whys
 * Absorption refrigerator
 * Abutment
 * AC motor
 * AC power plugs and sockets
 * AC-to-AC converter
 * ACARS
 * Accelerometer
 * Acceptance sampling
 * Access management
 * Accessory drive
 * Acre
 * Action (firearms)
 * Active cooling
 * Active fire protection
 * Active protection system
 * Active radar homing
 * Active redundancy
 * Actuator
 * Adaptive control
 * Adjustable-speed drive
 * Aerial bomb
 * Aerial lift
 * Aerial refueling
 * Aerial tramway
 * Aerodrome
 * Aerodynamic heating
 * Aeronautics
 * Aerospace engineering
 * Aerostat
 * Afterburner
 * Aileron
 * Air barrier
 * Air brake (aeronautics)
 * Air compressor
 * Air conditioning
 * Air filter
 * Air gun
 * Air handler
 * Air launch
 * Air mass (solar energy)
 * Air pump
 * Air raid shelter
 * Air source heat pumps
 * Air traffic control
 * Air-to-air missile
 * Air-to-surface missile
 * Airbag
 * Airborne collision avoidance system
 * Airborne early warning and control
 * Airbreathing jet engine
 * Airbus A320 family
 * Airbus A330
 * Airbus A380
 * Aircraft
 * Aircraft cabin
 * Aircraft carrier
 * Aircraft design process
 * Aircraft engine
 * Aircraft flight control system
 * Aircraft maintenance
 * Aircraft pilot
 * Aircraft principal axes
 * Aircraft registration
 * Aircrew
 * Airflow
 * Airfoil
 * Airframe
 * Airlock
 * Airport
 * Airport terminal
 * Airship
 * Airspeed
 * Airspeed indicator
 * Airway (aviation)
 * Air–fuel ratio
 * AK-47
 * Alcohol fuel
 * Alkaline battery
 * All-terrain vehicle
 * Alley
 * Alternative fuel vehicle
 * Alternator
 * Alternator (automotive)
 * Altimeter
 * Ammunition
 * Amphibious aircraft
 * Anchor
 * Angkor Wat
 * Anti-aircraft warfare
 * Anti-ship missile
 * Anti-tank guided missile
 * Antifreeze
 * Anvil
 * Aquaplaning
 * Arc flash
 * Arc lamp
 * Arc welding
 * Arch
 * Arch bridge
 * Arch dam
 * Architect
 * Architectural acoustics
 * Architectural drawing
 * Architectural engineering
 * Architectural lighting design
 * Architectural plan
 * Armature (electrical)
 * Armor-piercing bullet
 * Armor-piercing shell
 * Armored car (military)
 * Armored car (valuables)
 * Armoured fighting vehicle
 * Arquebus
 * Arrow
 * Arrowhead
 * Arterial road
 * Articulated bus
 * Articulated robot
 * Artificial sunlight
 * Artillery
 * ASIMO
 * Aspect ratio (aeronautics)
 * Assault rifle
 * Assembly line
 * Assisted take-off
 * Atrium (architecture)
 * Attack aircraft
 * Attic
 * Autocannon
 * Autogas
 * Autogyro
 * Automated guided vehicle
 * Automatic dependent surveillance – broadcast
 * Automatic door
 * Automatic firearm
 * Automatic identification system
 * Automatic meter reading
 * Automatic number-plate recognition
 * Automatic transmission
 * Automatic vehicle location
 * Automation
 * Automobile handling
 * Automobile repair shop
 * Automobile safety
 * Automotive battery
 * Automotive design
 * Automotive electronics
 * Automotive engine
 * Automotive engineering
 * Autonomous car
 * Autonomous cruise control system
 * Autonomous robot
 * Autonomous underwater vehicle
 * Autopilot
 * Autorotation
 * Autothrottle
 * Availability
 * Availability factor
 * Avenue (landscape)
 * Aviation
 * Aviation accidents and incidents
 * Aviation fuel
 * Aviation safety
 * Avionics
 * Axial-flow pump
 * Axle
 * Azimuth thruster
 * Baby transport
 * Back-fire
 * Backdraft
 * Backhoe
 * Backstepping
 * Balcony
 * Ball bearing
 * Ballast
 * Ballast tank
 * Ballistics
 * Balloon (aeronautics)
 * Baluster
 * Bang–bang control
 * Bank vault
 * Banked turn
 * Barbecue grill
 * Barbed tape
 * Barbed wire
 * Barge
 * Barricade
 * Base load
 * Basement
 * Bastion
 * Bastion fort
 * Bathroom
 * Bathtub
 * Baton (law enforcement)
 * Battering ram
 * Battery charger
 * Battery electric vehicle
 * Battle axe
 * Battleship
 * Bayonet
 * Beam (structure)
 * Beam bridge
 * Bearing (mechanical)
 * Bed
 * Bedroom
 * Bellows
 * Belt (firearms)
 * Belt (mechanical)
 * Bench (furniture)
 * Bending
 * Bending (metalworking)
 * Bending moment
 * Bermuda rig
 * Bicycle
 * Bicycle and motorcycle dynamics
 * Bicycle chain
 * Bicycle drivetrain systems
 * Bicycle frame
 * Bicycle handlebar
 * Bicycle pedal
 * Bioenergy
 * Biofuel
 * Biomass
 * Biplane
 * Bituminous waterproofing
 * Black ice
 * Black start
 * Blade
 * Blade pitch
 * Blanking and piercing
 * Blended wing body
 * Blender
 * Blow molding
 * Blowgun
 * Blowtorch
 * Blueprint
 * Boardwalk
 * Boat
 * Boat building
 * Boathouse
 * Boeing 737
 * Boeing 747
 * Boeing 777
 * Boeing 787 Dreamliner
 * Boeing B-52 Stratofortress
 * Boiler
 * Boiler (power generation)
 * Boiler explosion
 * Boiling water reactor
 * Bollard
 * Bolt action
 * Bomb
 * Bomb disposal
 * Bomb shelter
 * Bombard (weapon)
 * Bomber
 * Booby trap
 * Boosted fission weapon
 * Bore (engine)
 * Boring (manufacturing)
 * Boundary representation
 * Bow and arrow
 * Bow saw
 * Bow shape
 * Bowstring
 * Box truck
 * Brake
 * Brazier
 * Brazing
 * Breakdown (vehicle)
 * Breechloader
 * Breeder reactor
 * Brickwork
 * Bridge
 * Bridge (nautical)
 * Brig
 * Brigantine
 * Broom
 * Brownout (electricity)
 * Brush
 * Brushed DC electric motor
 * Brushless DC electric motor
 * Bucket
 * Building
 * Building automation
 * Building code
 * Building envelope
 * Building implosion
 * Building insulation
 * Building science
 * Built environment
 * Bulk carrier
 * Bulk material handling
 * Bulkhead (partition)
 * Bulldozer
 * Bullet
 * Bungalow
 * Bunker
 * Bunker buster
 * Buoyancy compensator (aviation)
 * Burj Khalifa
 * Bus
 * Bus station
 * Bus stop
 * Busbar
 * Business jet
 * Buttress
 * Cab (locomotive)
 * Cabin (ship)
 * Cabin pressurization
 * Cabinetry
 * Cable layer
 * Cable transport
 * Cable-stayed bridge
 * Caliber
 * Calipers
 * Cam
 * Camber (aerodynamics)
 * Camp bed
 * Candle
 * Cannon
 * Canoe
 * Cant (road/rail)
 * Cantilever
 * Cantilever bridge
 * Capacity factor
 * Caplock mechanism
 * Capsizing
 * Car
 * Car alarm
 * Car body configurations
 * Car body style
 * Car classification
 * Car controls
 * Car crusher
 * Car layout
 * Car platform
 * Car suspension
 * Car wash
 * Caravan (towed trailer)
 * Caravel
 * Carbine
 * Carburetor
 * Cargo ship
 * Carpentry
 * Carrack
 * Carriage
 * Carriageway
 * Cart
 * Cartridge (firearms)
 * Carvel (boat building)
 * Cascading failure
 * Caster
 * Casting
 * Casting (metalworking)
 * Castle
 * Catalytic converter
 * Catamaran
 * Catapult
 * Causeway
 * Ceiling
 * Central heating
 * Centre stick
 * Centrifugal fan
 * Centrifugal governor
 * Centrifugal pump
 * Cessna 172
 * Chaff (countermeasure)
 * Chain
 * Chain drive
 * Chain-link fencing
 * Chair
 * Chairlift
 * Channel Tunnel
 * Charging station
 * Chariot
 * Chassis
 * Chest (furniture)
 * Chest of drawers
 * Child safety seat
 * Chilled beam
 * Chiller
 * Chimney
 * Chisel
 * Chord (aeronautics)
 * Chrysler Building
 * Circuit breaker
 * Cirrus SR22
 * Citadel
 * Citroën DS
 * City
 * City block
 * Civil engineering
 * Cladding (metalworking)
 * Clamp (tool)
 * Classical control theory
 * Clinker (boat building)
 * Closet
 * Clothes dryer
 * Clothes iron
 * Club (weapon)
 * Clutch
 * Coach (bus)
 * Coach (carriage)
 * Coachbuilder
 * Coal-fired power station
 * Coaxial rotors
 * Cockpit
 * Cockpit display system
 * Coefficient of performance
 * Coffee percolator
 * Coffeemaker
 * Coffin corner (aerodynamics)
 * Cog (ship)
 * Cogeneration
 * Coilgun
 * Coke (fuel)
 * Collector road
 * Collision avoidance system
 * Colonnade
 * Colosseum
 * Column
 * Combination lock
 * Combined cycle power plant
 * Combustion chamber
 * Combustor
 * Common rail
 * Commutator (electric)
 * Compactor
 * Compartment (ship)
 * Compass (drawing tool)
 * Composite aircraft
 * Composite armour
 * Compound engine
 * Compound steam engine
 * Compressed-air energy storage
 * Compression molding
 * Compression ratio
 * Compressor
 * Compressor stall
 * Computational fluid dynamics
 * Computer-aided design
 * Concentrated solar power
 * Concentric tube heat exchanger
 * Concorde
 * Concrete masonry unit
 * Concrete mixer
 * Concrete slab
 * Condenser (heat transfer)
 * Condition monitoring
 * Configuration management
 * Constant air volume
 * Constant speed drive
 * Construction
 * Construction 3D printing
 * Construction aggregate
 * Construction site safety
 * Construction surveying
 * Construction worker
 * Constructive solid geometry
 * Container ship
 * Containment building
 * Continuous track
 * Continuously variable transmission
 * Contrail
 * Control car
 * Control chart
 * Control engineering
 * Control knob
 * Control loop
 * Control panel (engineering)
 * Control rod
 * Control room
 * Control system
 * Control theory
 * Control valve
 * Controllability
 * Controlled flight into terrain
 * Controlled-access highway
 * Convection heater
 * Convertible
 * Conveyor belt
 * Conveyor system
 * Cook stove
 * Cooker
 * Cooling tower
 * Corner case
 * Corrective maintenance
 * Cottage
 * Couch
 * Counter-battery radar
 * Countersteering
 * Counterweight
 * Course (architecture)
 * Courtyard
 * Crab claw sail
 * Crane (machine)
 * Crank (mechanism)
 * Crankshaft
 * Crew resource management
 * Cross slope
 * Crossbow
 * Crosswind
 * Crowbar (tool)
 * Cruise control
 * Cruise missile
 * Cruise ship
 * Crystalline silicon
 * CTOL
 * Cubic metre
 * Culvert
 * Cupboard
 * Curb
 * Current limiting
 * Current transformer
 * Cutter (boat)
 * Cutting
 * Cutting tool (machining)
 * Cycling
 * Cylinder (engine)
 * Dagger
 * Dam
 * Damp proofing
 * Damper (flow)
 * Dart (missile)
 * Dashboard
 * Data-driven control system
 * Daylighting
 * DC motor
 * DC-to-DC converter
 * Dead man's switch
 * Deck (building)
 * Deck (ship)
 * Deconstruction (building)
 * Deep foundation
 * Deep-cycle battery
 * Defensive wall
 * Deflection (engineering)
 * Dehumidifier
 * Deicing
 * Demand factor
 * Demand response
 * Demolition
 * Dependability
 * Depth charge
 * Depth gauge
 * Derailment
 * Describing function
 * Desk
 * Destroyer
 * Destructive testing
 * Detonator
 * Dial (measurement)
 * Die (manufacturing)
 * Die casting
 * Diesel engine
 * Diesel fuel
 * Diesel locomotive
 * Differential (mechanical device)
 * Diffuser (thermodynamics)
 * Digital control
 * Digital protective relay
 * Dinghy
 * Dining room
 * Direct stiffness method
 * Direct-drive mechanism
 * Directed-energy weapon
 * Directional stability
 * Director (military)
 * Dishwasher
 * Dispatchable generation
 * Distributed control system
 * Distributed generation
 * Distribution board
 * Diving bell
 * Diving chamber
 * Dock (maritime)
 * Dome
 * Domestic robot
 * Door
 * Door breaching
 * Door handle
 * Door security
 * Dormitory
 * Double-decker bus
 * Double-track railway
 * Douglas DC-3
 * Dowel
 * Downtime
 * Draft (hull)
 * Dragline excavator
 * Drain (plumbing)
 * Drain rods
 * Drain-waste-vent system
 * Drainage gradient
 * Draw plate
 * Drawer (furniture)
 * Drawing (manufacturing)
 * Dredging
 * Drill
 * Drilling
 * Drilling and blasting
 * Drive shaft
 * Drive wheel
 * Drivetrain
 * Driveway
 * Driving
 * Droop speed control
 * Dropped ceiling
 * Dry cell
 * Dry dock
 * Dry dung fuel
 * Dry toilet
 * Drywall
 * Dual carriageway
 * Dual control theory
 * Duct (flow)
 * Dugout (shelter)
 * Dump truck
 * Dust explosion
 * Dustpan
 * Dynamic braking
 * Dynamic demand (electric power)
 * Dynamo
 * Earth oven
 * Earth shelter
 * Earth structure
 * Earthing system
 * Earthquake engineering
 * Earthworks (engineering)
 * Eaves
 * Edge case
 * Edged and bladed weapons
 * Efficient energy use
 * Egyptian pyramids
 * Eiffel Tower
 * Ejection seat
 * Electric aircraft
 * Electric battery
 * Electric bicycle
 * Electric boat
 * Electric car
 * Electric energy consumption
 * Electric fence
 * Electric generator
 * Electric heating
 * Electric light
 * Electric locomotive
 * Electric motor
 * Electric motorcycles and scooters
 * Electric power
 * Electric power conversion
 * Electric power distribution
 * Electric power system
 * Electric power transmission
 * Electric resistance welding
 * Electric stove
 * Electric switchboard
 * Electric vehicle
 * Electric vehicle battery
 * Electrical busbar system
 * Electrical conduit
 * Electrical enclosure
 * Electrical fault
 * Electrical grid
 * Electrical room
 * Electrical safety testing
 * Electrical substation
 * Electrical treeing
 * Electrical wiring
 * Electrician
 * Electricity delivery
 * Electricity generation
 * Electricity meter
 * Electrification
 * Electroforming
 * Electromagnetic lock
 * Electronic control unit
 * Electronic lock
 * Electroshock weapon
 * Electrostatic generator
 * Elevator
 * Embankment (earthworks)
 * Embankment dam
 * Emergency brake (train)
 * Emergency exit
 * Emergency landing
 * Emergency locator beacon
 * Emergency position-indicating radiobeacon station
 * Emergency power system
 * Empennage
 * Empire State Building
 * Energy conservation
 * Energy conversion efficiency
 * Energy demand management
 * Energy efficiency in transport
 * Energy hierarchy
 * Energy principles in structural mechanics
 * Energy quality
 * Energy recovery
 * Energy return on investment
 * Energy storage
 * Energy supply
 * Engine
 * Engine configuration
 * Engine control unit
 * Engine displacement
 * Engine knocking
 * Engine power
 * Engine room
 * Engine tuning
 * Engine-generator
 * Engineer
 * Engineering
 * Engineering design process
 * Engineering drawing
 * Engineering fit
 * Engineering tolerance
 * Environmental control system
 * Escalator
 * Esplanade
 * Ethanol fuel
 * Euler–Bernoulli beam theory
 * Eurofighter Typhoon
 * Evacuation slide
 * Evaporative cooler
 * Evaporator
 * Evaporator (marine)
 * Excavator
 * Exhaust gas
 * Exhaust gas recirculation
 * Exhaust system
 * Exothermic welding
 * Explosive detection
 * Explosive device
 * Explosive weapon
 * Explosives engineering
 * Extension cord
 * External ballistics
 * External combustion engine
 * Extrusion
 * Factor of safety
 * Factory
 * Factory system
 * Fail-safe
 * Failure analysis
 * Failure mode and effects analysis
 * Failure mode, effects, and criticality analysis
 * Failure rate
 * Fallingwater
 * Fallout shelter
 * Fan (machine)
 * Fan coil unit
 * Fan heater
 * Farmhouse
 * Fast-neutron reactor
 * Fathom
 * Fault detection and isolation
 * Fault tolerance
 * Fault tree analysis
 * Feed forward (control)
 * Feedback
 * Feedback linearization
 * Fence
 * Ferris wheel
 * Ferry slip
 * Fighter aircraft
 * File (tool)
 * Filing (metalworking)
 * Filing cabinet
 * Filling station
 * Fin
 * Fire alarm system
 * Fire engine
 * Fire escape
 * Fire extinguisher
 * Fire hose
 * Fire hydrant
 * Fire lance
 * Fire protection
 * Fire safety
 * Fire sprinkler system
 * Fire station
 * Fire triangle
 * Fire-control system
 * Firearm
 * Firearm maintenance
 * Firearm malfunction
 * Firebox (steam engine)
 * Firefighting
 * Firefighting apparatus
 * Fireplace
 * Fireproofing
 * Firestop
 * Firewood
 * Fixed-wing aircraft
 * Fixture (tool)
 * Flameout
 * Flap (aeronautics)
 * Flare
 * Flare (countermeasure)
 * Flash fire
 * Flashlight
 * Flashover
 * Flatbed trolley
 * Flexibility method
 * Flexible-fuel vehicle
 * Flight
 * Flight control surfaces
 * Flight deck
 * Flight dynamics (fixed-wing aircraft)
 * Flight envelope
 * Flight instruments
 * Flight management system
 * Flight planning
 * Flight recorder
 * Flight simulator
 * Flight test
 * Flintlock
 * Flintlock mechanism
 * Float (nautical)
 * Flood barrier
 * Floodgate
 * Floodlight
 * Floor
 * Floor plan
 * Flooring
 * Flow conditioning
 * Flow measurement
 * Flue
 * Flue gas
 * Flue-gas desulfurization
 * Fluid coupling
 * Fluid power
 * Fluid–structure interaction
 * Fluorescent lamp
 * Flush toilet
 * Fly-by-wire
 * Flying car (aircraft)
 * Flying wing
 * Flywheel
 * Flywheel energy storage
 * Food processor
 * Foot (unit)
 * Footbridge
 * Footpath
 * Forces on sails
 * Ford Model T
 * Ford Mustang
 * Fore-and-aft rig
 * Forensic engineering
 * Forge
 * Forging
 * Forklift
 * Forming (metalworking)
 * Fortification
 * Fortified tower
 * Forward kinematics
 * Fossil fuel
 * Fossil fuel power station
 * Fouling
 * Foundation (engineering)
 * Four-engined jet aircraft
 * Four-wheel drive
 * Framing (construction)
 * Free surface effect
 * French drain
 * Frequency changer
 * Fuel
 * Fuel cell
 * Fuel cell vehicle
 * Fuel economy in aircraft
 * Fuel economy in automobiles
 * Fuel efficiency
 * Fuel fraction
 * Fuel gas
 * Fuel injection
 * Fuel oil
 * Fuel pump
 * Fuel tank
 * Full state feedback
 * Furlong
 * Furniture
 * Fuse (electrical)
 * Fuse (explosives)
 * Fused grid
 * Fuselage
 * Fusion power
 * Fuze
 * Fuzzy control system
 * Gablefront house
 * Galleon
 * Galley
 * Garage (residential)
 * Garbage disposal unit
 * Gas balloon
 * Gas explosion
 * Gas leak
 * Gas lighting
 * Gas stove
 * Gas tungsten arc welding
 * Gas turbine
 * Gas-discharge lamp
 * Gasoline
 * Gate
 * Gate (airport)
 * Gatling gun
 * Gauge (firearms)
 * Gauge (instrument)
 * Gear
 * Gear stick
 * Gear train
 * General Dynamics F-16 Fighting Falcon
 * Geometric dimensioning and tolerancing
 * Geothermal heat pump
 * Geothermal power
 * Gimbal
 * Girder
 * Giza pyramid complex
 * Glass cockpit
 * Glider (aircraft)
 * Gliding flight
 * Glow stick
 * Go-kart
 * Golden Gate Bridge
 * Gondola lift
 * Governor (device)
 * GPS aircraft tracking
 * Grade separation
 * Graduation (instrument)
 * Grapeshot
 * Gravity dam
 * Great Wall of China
 * Green building
 * Grenade
 * Grenade launcher
 * Grid code
 * Grid energy storage
 * Grid plan
 * Gridlock
 * Grinding (abrasive cutting)
 * Grinding machine
 * Ground (electricity)
 * Ground and neutral
 * Ground effect (aerodynamics)
 * Ground propulsion
 * Ground speed
 * Ground-coupled heat exchanger
 * Guard rail
 * Guggenheim Museum Bilbao
 * Guidance system
 * Guided bomb
 * Gun
 * Gun barrel
 * Gun safety
 * Gun turret
 * Gunfire locator
 * Gyrodyne
 * Gyroscope
 * H-infinity methods in control theory
 * Hacksaw
 * Hagia Sophia
 * Halberd
 * Hall
 * Hamiltonian (control theory)
 * Hamilton–Jacobi–Bellman equation
 * Hammer
 * Hand cannon
 * Hand tool
 * Handcuffs
 * Handgun
 * Handle
 * Handrail
 * Hangar
 * Harbor
 * Hard hat
 * Harpoon
 * Hatchback
 * Head-up display
 * Headlamp
 * Headwind and tailwind
 * Hearth
 * Heat exchanger
 * Heat pipe
 * Heat pump
 * Heat recovery ventilation
 * Heat shield
 * Heating element
 * Heating oil
 * Heating, ventilation, and air conditioning
 * Heavy equipment
 * Hectare
 * Helicopter
 * Helicopter deck
 * Helicopter flight controls
 * Helicopter height–velocity diagram
 * Helicopter rotor
 * Helipad
 * Hierarchical control system
 * Hierarchy of hazard controls
 * High availability
 * High voltage
 * High-lift device
 * High-rise building
 * High-speed rail
 * High-voltage cable
 * High-voltage direct current
 * Highway
 * Hinge
 * Hoist (device)
 * Hole
 * Home appliance
 * Home automation
 * Home security
 * Hood (car)
 * Hook
 * Horse and buggy
 * Horse-drawn vehicle
 * Horsecar
 * Horsepower
 * Hose
 * Hot air balloon
 * Hot tub
 * Hot-wiring
 * House
 * House numbering
 * Housebarn
 * Houseboat
 * Hoverboard
 * Hovercraft
 * Howitzer
 * Hull (watercraft)
 * Human power
 * Human-powered land vehicle
 * Human-powered transport
 * Human-powered watercraft
 * Humanoid robot
 * Humidifier
 * Hut
 * HVAC
 * Hybrid electric vehicle
 * Hybrid vehicle
 * Hydraulic engineering
 * Hydraulic jump
 * Hydraulic motor
 * Hydraulic pump
 * Hydraulic rescue tools
 * Hydraulics
 * Hydroelectricity
 * Hydrofoil
 * Hydroforming
 * Hydrophone
 * Hydropower
 * Hyperloop
 * Hypersonic flight
 * I-beam
 * I-house
 * Icebox
 * Icebreaker
 * Igloo
 * Ignition system
 * Ignitron
 * Immobiliser
 * Impeller
 * Improvised explosive device
 * Inboard motor
 * Incandescent light bulb
 * Incendiary device
 * Inch
 * Indicated airspeed
 * Indoor air quality
 * Indoor positioning system
 * Induction coil
 * Induction cooking
 * Induction heater
 * Induction motor
 * Industrial and multiphase power plugs and sockets
 * Industrial control system
 * Industrial engineering
 * Industrial robot
 * Inertial measurement unit
 * Inertial navigation system
 * Infant bed
 * Infiltration (HVAC)
 * Inflatable boat
 * Infrared heater
 * Infrared homing
 * Infrared lamp
 * Injection moulding
 * Injection pump
 * Injector
 * Input-to-state stability
 * Inspection
 * Instrument approach
 * Instrument meteorological conditions
 * Insulated glazing
 * Insulated-gate bipolar transistor
 * Intelligent electronic device
 * Intelligent transportation system
 * Interchange (road)
 * Interchangeable parts
 * Interlock (engineering)
 * Internal ballistics
 * Internal combustion engine
 * Internal combustion engine cooling
 * Intersection (road)
 * Inverse kinematics
 * Inverter compressor
 * Investment casting
 * Ironclad warship
 * Ishikawa diagram
 * Iterative learning control
 * Jack (device)
 * Jackhammer
 * Jackscrew
 * Javelin
 * Jet aircraft
 * Jet airliner
 * Jet bridge
 * Jet engine
 * Jet fuel
 * Jet pack
 * Jet Ski
 * Jetboat
 * Jetty
 * Jibe
 * Jig (tool)
 * Joist
 * Jump start (vehicle)
 * Junction (rail)
 * Junction (traffic)
 * Junction box
 * Kayak
 * Keel
 * Kerosene lamp
 * Ketch
 * Kettle
 * Key (lock)
 * Key control
 * Keycard lock
 * Kick scooter
 * Kick start
 * Kill switch
 * Kilometre
 * Kilometres per hour
 * Kinematic chain
 * Kinematic diagram
 * Kinematics equations
 * Kinetic energy penetrator
 * Kitchen
 * Kite
 * Knife
 * Knot (unit)
 * Knurling
 * Laborer
 * Ladder
 * Lamination
 * Lance
 * Land mine
 * Land transport
 * Landing
 * Landing gear
 * Lane
 * Lantern
 * Large aircraft
 * Laser cutting
 * Laser guidance
 * Laser rangefinder
 * Lashed-lug boat
 * Latch
 * Lateen
 * Lathe
 * Laundry room
 * Leading-edge slat
 * Lead–acid battery
 * Lead–lag compensator
 * Leak
 * Leak detection
 * Leakage inductance
 * Leaning Tower of Pisa
 * LED lamp
 * Leg mechanism
 * Legged robot
 * Lethal autonomous weapon
 * Level crossing
 * Lever action
 * Lever tumbler lock
 * LIDAR traffic enforcement
 * Lifeboat (shipboard)
 * Lifebuoy
 * Lifting body
 * Light aircraft
 * Light fixture
 * Light pollution
 * Light switch
 * Light-water reactor
 * Lightbulb socket
 * Lighter
 * Lighting
 * Lightning rod
 * Limit state design
 * Limit switch
 * Limousine
 * Line shaft
 * Linear actuator
 * Linear–quadratic regulator
 * Linear–quadratic–Gaussian control
 * Linkage (mechanical)
 * Liquid fuel
 * List of house types
 * List of maritime disasters in the 20th century
 * List of submarine incidents since 2000
 * Lists of rail accidents
 * Lithic reduction
 * Lithium battery
 * Lithium polymer battery
 * Lithium-ion battery
 * Lithium–sulfur battery
 * Living room
 * Load balancing (electrical power)
 * Load factor (aeronautics)
 * Load following power plant
 * Load management
 * Loader (equipment)
 * Loading dock
 * Lobby (room)
 * Lock (security device)
 * Lock (water navigation)
 * Lock and key
 * Lock picking
 * Locker
 * Lockheed C-130 Hercules
 * Lockheed Martin F-22 Raptor
 * Locomotive
 * Lofting
 * Log cabin
 * Logbook
 * Loitering munition
 * Long gun
 * Longbow
 * Longhouse
 * Longitudinal static stability
 * Longship
 * Lost-wax casting
 * Louvre Palace
 * Low-energy house
 * Lubrication
 * Luxury car
 * Machine
 * Machine (mechanical)
 * Machine element
 * Machine gun
 * Machine press
 * Machine tool
 * Machining
 * Magazine (firearms)
 * Maglev
 * Magnetohydrodynamic converter
 * Magnetohydrodynamic drive
 * Magnetohydrodynamic generator
 * Magnetometer
 * Main battle tank
 * Mains electricity
 * Maintenance (technical)
 * Major appliance
 * Mallet
 * Mandrel
 * Manhattan Project
 * Manhole
 * Manipulator (device)
 * Manoeuvring thruster
 * Mansion
 * Manual transmission
 * Manufacturing engineering
 * Marina
 * Marine engineering
 * Marine propulsion
 * Marine radar
 * Marine steam engine
 * Maritime transport
 * Masonry
 * Mast (sailing)
 * Master keying
 * Match
 * Matchlock
 * Material handling
 * Material-handling equipment
 * Mean time between failures
 * Mean time to recovery
 * Mean time to repair
 * Mechanic
 * Mechanical arm
 * Mechanical efficiency
 * Mechanical engineering
 * Mechanical floor
 * Mechanical room
 * Mechanism (engineering)
 * Median strip
 * Megalith
 * Melee weapon
 * Menhir
 * Merchant ship
 * Merchant vessel
 * Mercury-arc valve
 * Metacentric height
 * Metal detector
 * Metal fabrication
 * Metal lathe
 * Metal spinning
 * Metalworking
 * Metalworking hand tool
 * Metro station
 * Microgrid
 * Micrometer
 * Microwave oven
 * Mile
 * Miles per hour
 * Military aircraft
 * Military engineering
 * Military light utility vehicle
 * Military robot
 * Military technology
 * Military vehicle
 * Mill (grinding)
 * Milling (machining)
 * Mini
 * Minivan
 * Missile
 * Missile guidance
 * Mixed-mode ventilation
 * Mixer (appliance)
 * Moat
 * Mobile home
 * Mobile manipulator
 * Mobile robot
 * Mode of transport
 * Model predictive control
 * Molding (process)
 * Molotov cocktail
 * Monohull
 * Monoplane
 * Mooring
 * Mop
 * Moped
 * Mortar (weapon)
 * Mother ship
 * Motion control
 * Motion simulator
 * Motor controller
 * Motor fuel
 * Motor oil
 * Motor vehicle
 * Motorboat
 * Motorcycle
 * Motorcycle engine
 * Motorcycle frame
 * Motorcycle handlebar
 * Motorcycle suspension
 * Motorcycle transmission
 * Motorcycling
 * Motorized bicycle
 * Motorized scooter
 * Motor–generator
 * Mountain bike
 * Moveable bridge
 * Moving parts
 * Moving walkway
 * MOX fuel
 * Multi-cylinder engine
 * Multi-function display
 * Multi-junction solar cell
 * Multi-valve
 * Multihull
 * Multiplane (aeronautics)
 * Multiple rocket launcher
 * Multiple unit
 * Multiple-barrel firearm
 * Multiple-unit train control
 * Multiple-vehicle collision
 * Multirotor
 * Multistorey car park
 * Multiway switching
 * Musket
 * Muzzle flash
 * Muzzle velocity
 * Muzzleloader
 * Nail gun
 * Napalm
 * Narrow-body aircraft
 * Natural building
 * Natural gas vehicle
 * Natural ventilation
 * Nautical mile
 * Naval architecture
 * Naval mine
 * Naval ram
 * Navigation system
 * Negative feedback
 * Neon lamp
 * Neon lighting
 * Neuschwanstein Castle
 * Neutron bomb
 * New Urbanism
 * Newcomen atmospheric engine
 * Nickel–cadmium battery
 * Nickel–metal hydride battery
 * Noise barrier
 * Noise control
 * Noise pollution
 * Non-lethal weapon
 * Nondestructive testing
 * Nonlinear control
 * Nose cone
 * Notre-Dame de Paris
 * Nozzle
 * Nuclear and radiation accidents and incidents
 * Nuclear engineering
 * Nuclear fuel
 * Nuclear fuel cycle
 * Nuclear marine propulsion
 * Nuclear meltdown
 * Nuclear power
 * Nuclear power plant
 * Nuclear propulsion
 * Nuclear reactor
 * Nuclear reactor core
 * Nuclear reactor safety system
 * Nuclear reprocessing
 * Nuclear safety and security
 * Nuclear weapon
 * Nuclear weapon design
 * Nuclear weapons testing
 * Numerical control
 * Numerical relay
 * Nut driver
 * Oar
 * Oblique projection
 * Observability
 * Ocean liner
 * Octane rating
 * Off-road vehicle
 * Offshore wind power
 * Oil heater
 * Oil lamp
 * Oil tanker
 * One-line diagram
 * Open-channel flow
 * Open-loop controller
 * Open-wheel car
 * Operating temperature
 * Operational availability
 * Optimal control
 * Optimal projection equations
 * Ornithopter
 * Outboard motor
 * Outgassing
 * Outrigger boat
 * Oven
 * Overcurrent
 * Overdrive (mechanics)
 * Overhead line
 * Overhead power line
 * Overillumination
 * Overpass
 * Overspeed
 * Oxy-fuel welding and cutting
 * Paddle
 * Padlock
 * Paint roller
 * Palace of Versailles
 * Palace of Westminster
 * Pallet jack
 * Pallet racking
 * Panthéon
 * Parachute
 * Parallel manipulator
 * Parasite aircraft
 * Parking
 * Parking lot
 * Parking meter
 * Parking space
 * Parthenon
 * Partial discharge
 * Passenger car (rail)
 * Passenger ship
 * Passing loop
 * Passive cooling
 * Passive fire protection
 * Passive house
 * Passive solar building design
 * Patio
 * Paver (vehicle)
 * Pavilion
 * Payload
 * Peak demand
 * Peaking power plant
 * Pedestrian
 * Pedestrian crossing
 * Pedestrian zone
 * Pedway
 * Pellet (air gun)
 * Pellet fuel
 * Per-unit system
 * Perceptual control theory
 * Percussion cap
 * Permeability (spatial and transport planning)
 * Personal flotation device
 * Personal transporter
 * Personal watercraft
 * Petrol engine
 * Petronas Towers
 * Phase converter
 * Photoelectrochemical cell
 * Photovoltaic system
 * Photovoltaics
 * Physical security
 * Pickup truck
 * PID controller
 * Pier
 * Pier (architecture)
 * Pike (weapon)
 * Pile driver
 * Pin tumbler lock
 * Pipe (fluid conveyance)
 * Pipe flow
 * Pipecutter
 * Pipeline transport
 * Piping and plumbing fitting
 * Pistol
 * Piston
 * Piston valve (steam engine)
 * Pit (nuclear weapon)
 * Pit latrine
 * Pitot-static system
 * Plain bearing
 * Plan (drawing)
 * Plane (tool)
 * Planer (metalworking)
 * Plant (control theory)
 * Plasma arc welding
 * Plasma cutting
 * Plasma torch
 * Plasterwork
 * Plate heat exchanger
 * Platform mound
 * Plenum space
 * Pliers
 * Plug-in electric vehicle
 * Plug-in hybrid
 * Plumb bob
 * Plumber
 * Plumber's snake
 * Plumbing
 * Plumbing fixture
 * Plunger
 * Pneumatic motor
 * Pneumatic tool
 * Pneumatics
 * Pocketknife
 * Point of sail
 * Pole building framing
 * Pole weapon
 * Polishing
 * Polishing (metalworking)
 * Polyphase system
 * Pontoon bridge
 * Pontryagin's maximum principle
 * Poppet valve
 * Porch
 * Port
 * Portcullis
 * Portico
 * Positive feedback
 * Pothole
 * Pound (mass)
 * Power cable
 * Power cord
 * Power electronics
 * Power engineering
 * Power inverter
 * Power MOSFET
 * Power outage
 * Power plant engineering
 * Power semiconductor device
 * Power station
 * Power steering
 * Power strip
 * Power supply
 * Power tool
 * Power transmission
 * Power-flow study
 * Power-system automation
 * Power-system protection
 * Power-to-weight ratio
 * Powered aircraft
 * Powered exoskeleton
 * Powered lift
 * Powertrain
 * Pre-ignition
 * Precision-guided munition
 * Predictive maintenance
 * Prefabricated building
 * Prefabrication
 * Pressure measurement
 * Pressure regulator
 * Pressure sensor
 * Pressure switch
 * Pressurized water reactor
 * Primary cell
 * Process control
 * Process variable
 * Programmable logic controller
 * Projectile
 * Projectile motion
 * Propeller
 * Propeller (aeronautics)
 * Propelling nozzle
 * Propfan
 * Proportional control
 * Propulsion
 * Propulsive efficiency
 * Protective relay
 * Prototype
 * Protractor
 * Pseudospectral optimal control
 * Pulse detonation engine
 * Pulsejet
 * Pump
 * Pump action
 * Pump-jet
 * Pumped-storage hydroelectricity
 * Punch (tool)
 * Push start
 * Push-button
 * Push–pull train
 * Pyramid
 * Quadcopter
 * Quadruple glazing
 * Quick-firing gun
 * R-value (insulation)
 * Radar altimeter
 * Radar cross-section
 * Radar gun
 * Radar picket
 * Radburn design housing
 * Radial engine
 * Radiant heating and cooling
 * Radiator
 * Radiator (engine cooling)
 * Radiator (heating)
 * Radio control
 * Radome
 * Raft
 * Rafter
 * Rail profile
 * Rail transport
 * Rail yard
 * Railgun
 * Railroad car
 * Railroad switch
 * Railway air brake
 * Railway brake
 * Railway electrification system
 * Railway platform
 * Railway signal
 * Railway signalling
 * Rain gutter
 * Raised floor
 * Ramjet
 * Rammed earth
 * Rampart (fortification)
 * Ranch-style house
 * Range Rover
 * Ranged weapon
 * Rangefinder
 * Ratchet (device)
 * Raygun
 * Reactive armour
 * Real-time locating system
 * Reamer
 * Rechargeable battery
 * Reciprocating engine
 * Recloser
 * Recoil
 * Recoilless rifle
 * Rectifier
 * Recumbent bicycle
 * Redline
 * Redundancy (engineering)
 * Refrigeration
 * Refrigerator
 * Regenerative brake
 * Regenerative heat exchanger
 * Regulator (automatic control)
 * Relaxed stability
 * Relay
 * Reliability engineering
 * Relief valve
 * Remote control vehicle
 * Remote manipulator
 * Remote terminal unit
 * Remotely operated underwater vehicle
 * Renewable energy
 * Repeating rifle
 * Residual-current device
 * Retaining wall
 * Reticle
 * Retreating blade stall
 * Retroreflector
 * Rev limiter
 * Reverse engineering
 * Revolutions per minute
 * Revolver
 * Revolving door
 * Rickshaw
 * Ride height
 * Rifle
 * Rifling
 * Rigging
 * Riverboat
 * Road
 * Road hierarchy
 * Road junction
 * Road map
 * Road roller
 * Road surface
 * Road surface marking
 * Road traffic control
 * Road traffic safety
 * Road transport
 * Roadster (automobile)
 * Roadworks
 * Robot
 * Robot end effector
 * Robot kinematics
 * Robot locomotion
 * Robotic arm
 * Robotic sensing
 * Robotic vacuum cleaner
 * Robotics
 * Robust control
 * Rocket artillery
 * Rocket launcher
 * Rocket-powered aircraft
 * Rocket-propelled grenade
 * Roller chain
 * Roller coaster
 * Rolling (metalworking)
 * Rolling-element bearing
 * Rollover (fire)
 * Roof
 * Roof shingle
 * Roof tiles
 * Room
 * Room air distribution
 * Roomba
 * Root cause analysis
 * Rotary actuator
 * Rotary cannon
 * Rotary converter
 * Rotary engine
 * Rotor (electric)
 * Rotorcraft
 * Round shot
 * Roundabout
 * Rowing
 * Rozière balloon
 * Rubber bullet
 * Rudder
 * Ruler
 * Runaway train
 * Running rigging
 * Runway
 * Safe
 * Safe deposit box
 * Safe room
 * Safe-cracking
 * Safety engineering
 * Safety reflector
 * Safety testing of explosives
 * Safety valve
 * Safety-critical system
 * Sail
 * Sail plan
 * Sailboat
 * Sailing
 * Sailing ballast
 * Sailing ship
 * Saint Basil's Cathedral
 * Sand casting
 * Sandbag
 * Sawmill
 * SCADA
 * Scaffolding
 * Schooner
 * Scissors
 * Scooter (motorcycle)
 * Scramjet
 * Scrap
 * Screwdriver
 * Scroll compressor
 * Scrubber
 * Sea lane
 * Seaplane
 * Searchlight
 * Seat belt
 * Secret passage
 * Security alarm
 * Sedan (automobile)
 * Segway PT
 * Seismic base isolation
 * Selective fire
 * Self-contained breathing apparatus
 * Self-destruct
 * Self-propelled artillery
 * Self-tuning
 * Semi-active radar homing
 * Semi-automatic firearm
 * Semi-automatic transmission
 * Semi-trailer
 * Semi-trailer truck
 * Sensitivity (control systems)
 * Separation barrier
 * Separation principle
 * Separation principle in stochastic control
 * Serial manipulator
 * Service (motor vehicle)
 * Service robot
 * Serviceability (structure)
 * Servo (radio control)
 * Servomechanism
 * Servomotor
 * Setpoint (control system)
 * Seven basic tools of quality
 * Sewn boat
 * Shackle
 * Shaft (civil engineering)
 * Shaft (mechanical engineering)
 * Shallow foundation
 * Shaped charge
 * Shaper
 * Shear (sheet metal)
 * Shear strength
 * Shear wall
 * Shearing (manufacturing)
 * Shed
 * Shelf (storage)
 * Shell (projectile)
 * Shell and tube heat exchanger
 * Ship
 * Ship breaking
 * Ship class
 * Ship identifier
 * Ship model basin
 * Ship motions
 * Ship resistance and propulsion
 * Ship stability
 * Ship tracks
 * Shipbuilding
 * Shipwrecking
 * Shipyard
 * Shock absorber
 * Short circuit
 * Shot (pellet)
 * Shotgun
 * Shoulder-fired missile
 * Shovel
 * Shower
 * Shutdown (nuclear reactor)
 * Side-stick
 * Sidewalk
 * Siding
 * Siege engine
 * Sight (device)
 * Signalling block system
 * Signalling control
 * Silencer (firearms)
 * Single carriageway
 * Single point of failure
 * Single-cylinder engine
 * Single-input single-output system
 * Single-phase electric power
 * Single-track railway
 * Single-wire earth return
 * Sink
 * Site plan
 * Skid (aerodynamics)
 * Skid (automobile)
 * Skylight
 * Skyscraper
 * Skyway
 * Sled
 * Sledgehammer
 * Sliding door
 * Sliding mode control
 * Sling (weapon)
 * Slip (aerodynamics)
 * Slip (vehicle dynamics)
 * Sloop
 * Small appliance
 * Small engine
 * Smart city
 * Smart grid
 * Smart highway
 * Smart key
 * Smart meter
 * Smoke hole
 * Smoke screen
 * Smoothbore
 * Sniper rifle
 * Snow cave
 * Snow chains
 * Snow removal
 * Snowmobile
 * Snowplow
 * Solar cell
 * Solar cell efficiency
 * Solar chimney
 * Solar energy
 * Solar gain
 * Solar panel
 * Solar power
 * Solar simulator
 * Solar thermal collector
 * Solar thermal energy
 * Solar tracker
 * Solar water heating
 * Soldering
 * Soldering iron
 * Solid fuel
 * Solid modeling
 * Sonic weapon
 * Sophia (robot)
 * Sound barrier
 * Soundproofing
 * Space frame
 * Space heater
 * Span (engineering)
 * Spark plug
 * Spark-ignition engine
 * Spear
 * Spear-thrower
 * Speargun
 * Speed bump
 * Speedometer
 * Spent fuel pool
 * Spent nuclear fuel
 * Spike strip
 * Spillway
 * Spin (aerodynamics)
 * Spire
 * Spirit level
 * Spline (mechanical)
 * Split-level home
 * Split-phase electric power
 * Spoiler (aeronautics)
 * Spoke
 * Sponge (tool)
 * Sport utility vehicle
 * Sports car
 * Spot welding
 * Spring (device)
 * Sprocket
 * Square rig
 * St Paul's Cathedral
 * St. Peter's Basilica
 * Stack effect
 * Stack interchange
 * Stage station
 * Stagecoach
 * Stairs
 * Stall (fluid mechanics)
 * Stamping (metalworking)
 * Stamping press
 * Stanchion
 * Standing rigging
 * Staple gun
 * Starter (engine)
 * Starting fluid
 * State observer
 * State-space representation
 * Statistical process control
 * Stator
 * Statue of Liberty
 * Stealth aircraft
 * Stealth ship
 * Stealth technology
 * Steam engine
 * Steam generator (nuclear power)
 * Steam locomotive
 * Steam turbine
 * Steamboat
 * Steamroller
 * Steamship
 * Steel frame
 * Steering
 * Steering wheel
 * Stepper motor
 * Stewart platform
 * Stilt house
 * Stirling engine
 * Stochastic control
 * Stone (unit)
 * Stone circle
 * Stone tool
 * Stonehenge
 * Storey
 * Storm cellar
 * Stove
 * Strain gauge
 * Streamliner
 * Street
 * Street gutter
 * Street light
 * Street or road name
 * Stress testing
 * Stress–strain analysis
 * Stroke (engine)
 * Structural analysis
 * Structural dynamics
 * Structural element
 * Structural engineering
 * Structural integrity and failure
 * Structural load
 * Structural mechanics
 * Structural steel
 * Structural support
 * Structural system
 * Structure fire
 * Strut
 * Stun grenade
 * Subcritical reactor
 * Submachine gun
 * Submarine
 * Submarine hull
 * Submarine power cable
 * Submersible
 * Subway (underpass)
 * Suction cup
 * Supercharger
 * Supercritical water reactor
 * Superheater
 * Superinsulation
 * Supermaneuverability
 * Supermarine Spitfire
 * Supersonic aircraft
 * Surface finish
 * Surface finishing
 * Surface roughness
 * Surface-to-air missile
 * Surge protector
 * Suspension bridge
 * Sustainable architecture
 * Sustainable development
 * Sustainable energy
 * Sustainable urbanism
 * Swarm robotics
 * Swept wing
 * Swimming pool
 * Swing (seat)
 * Swiss Army knife
 * Switch
 * Switchblade
 * Switched-mode power supply
 * Switchgear
 * Sword
 * Sydney Opera House
 * Synchronous motor
 * Synthetic fuel
 * Systems engineering
 * T-beam
 * Table (furniture)
 * Tachometer
 * Tacking (sailing)
 * Tail rotor
 * Taj Mahal
 * Takeoff
 * Takeoff and landing
 * Tandem rotors
 * Tank
 * Tanker (ship)
 * Tap (valve)
 * Tape measure
 * Taser
 * Technical drawing
 * Telemetry
 * Teleoperation
 * Telerobotics
 * Telescopic sight
 * Tensile structure
 * Terminal ballistics
 * Terrace (building)
 * Terrain awareness and warning system
 * Tesla Model S
 * Thermal energy storage
 * Thermal insulation
 * Thermal lance
 * Thermal mass
 * Thermal power station
 * Thermal-neutron reactor
 * Thermobaric weapon
 * Thermoelectric cooling
 * Thermoelectric generator
 * Thermoforming
 * Thermonuclear weapon
 * Thermostat
 * Thin-film solar cell
 * Thorium fuel cycle
 * Thorium-based nuclear power
 * Threading (manufacturing)
 * Three Gorges Dam
 * Three-phase
 * Three-phase electric power
 * Throttle
 * Thrust lever
 * Thrust reversal
 * Thrust vectoring
 * Thrust-to-weight ratio
 * Thyratron
 * Thyristor
 * Tie (engineering)
 * Tile
 * Tiltrotor
 * Tiltwing
 * Timber framing
 * Time lock
 * Time-delay combination locks
 * Timing belt (camshaft)
 * Tire
 * TNT equivalent
 * Toaster
 * Toilet
 * Ton
 * Tool
 * Toolbox
 * Toothed belt
 * Torch
 * Torpedo
 * Torque converter
 * Tow truck
 * Towed array sonar
 * Tower
 * Tower house
 * Towing
 * Town square
 * Toyota Prius
 * Track (rail transport)
 * Track gauge
 * Tracking system
 * Traction (engineering)
 * Traction engine
 * Traction motor
 * Tractor unit
 * Traffic
 * Traffic barrier
 * Traffic calming
 * Traffic collision
 * Traffic cone
 * Traffic congestion
 * Traffic enforcement camera
 * Traffic engineering (transportation)
 * Traffic flow
 * Traffic light
 * Traffic sign
 * Trailer (vehicle)
 * Train
 * Train station
 * Train wreck
 * Tram
 * Tram stop
 * Tranquillizer gun
 * Transformer
 * Transformer types
 * Transit bus
 * Transit map
 * Transitional ballistics
 * Translational lift
 * Transmission (mechanics)
 * Transmission tower
 * Transport
 * Transportation forecasting
 * Transportation planning
 * Trap (plumbing)
 * Trapdoor
 * Treadwheel
 * Trebuchet
 * Tree house
 * Tricycle
 * Trigger (firearms)
 * Trimaran
 * Triple modular redundancy
 * Trolleybus
 * Trombe wall
 * Troubleshooting
 * Trowel
 * Truck
 * Truck driver
 * True airspeed
 * Trunk (car)
 * Truss
 * Truss bridge
 * Tugboat
 * Tuned mass damper
 * Tunnel
 * Tunnel boring machine
 * Tunnel construction
 * Turbine
 * Turbo generator
 * Turbocharger
 * Turboexpander
 * Turbofan
 * Turbojet
 * Turbomachinery
 * Turboprop
 * Turbopump
 * Turboshaft
 * Turning
 * Turnstile
 * Turret
 * Twinjet
 * Ultrasonic testing
 * Underfloor air distribution
 * Underfloor heating
 * Underground city
 * Undersea tunnel
 * Underwater habitat
 * Unguided bomb
 * Uninterruptible power supply
 * Unit injector
 * Universal motor
 * Unmanned aerial vehicle
 * Unmanned combat aerial vehicle
 * Unmanned ground vehicle
 * Unmanned surface vehicle
 * Unmanned underwater vehicle
 * Unmanned vehicle
 * Unpowered aircraft
 * Urban area
 * Urban decay
 * Urban density
 * Urban design
 * Urban ecology
 * Urban green space
 * Urban heat island
 * Urban park
 * Urban planning
 * Urban renewal
 * Urban sprawl
 * Urbanism
 * Urbanization
 * Utility frequency
 * Utility pole
 * Utility tunnel
 * V speeds
 * Vacuum chamber
 * Vacuum cleaner
 * Vacuum engineering
 * Vacuum forming
 * Vacuum pump
 * Valve
 * Valvetrain
 * Van
 * Vapor-compression refrigeration
 * Variable air volume
 * Variable renewable energy
 * Variable-frequency drive
 * Variometer
 * Vault (architecture)
 * Vehicle
 * Vehicle armour
 * Vehicle emissions control
 * Vehicle frame
 * Vehicle identification number
 * Vehicle inspection
 * Vehicle location data
 * Vehicle recycling
 * Vehicle registration plate
 * Vehicle tracking system
 * Vehicle-to-grid
 * Ventilation (architecture)
 * Ventilative cooling
 * Veranda
 * Verification and validation
 * Vernier scale
 * Vessel traffic service
 * Vibration control
 * Vibration isolation
 * Vibrator (mechanical)
 * Villa
 * Vise
 * Visual meteorological conditions
 * Voith Turbo-Transmissions
 * Volkswagen Beetle
 * Voltage converter
 * Voltage regulation
 * Voltage regulator
 * Voltage spike
 * Vortex ring state
 * VTOL
 * Wagon
 * Wagonway
 * Wake turbulence
 * Walkability
 * Walking vehicle
 * Walkway
 * Wall
 * War hammer
 * Warded lock
 * Wardrobe
 * Warhead
 * Warship
 * Washing machine
 * Waste heat
 * Waste heat recovery unit
 * Watchtower
 * Water cannon
 * Water heating
 * Water jet cutter
 * Water landing
 * Water metering
 * Water turbine
 * Water wheel
 * Watercraft
 * Waterline
 * Watermill
 * Waterproofing
 * Watt steam engine
 * Wattle and daub
 * Weapon
 * Weapon mount
 * Weighing scale
 * Welding
 * Westminster Abbey
 * Wharf
 * Wheel
 * Wheel clamp
 * Wheelbarrow
 * Wheelchair ramp
 * Wheellock
 * Whiteprint
 * Wide area synchronous grid
 * Wide-body aircraft
 * Willys MB
 * Winch
 * Wind farm
 * Wind power
 * Wind tunnel
 * Wind turbine
 * Windmill
 * Window
 * Windscreen wiper
 * Windshield
 * Windward and leeward
 * Wing
 * Wing configuration
 * Wing loading
 * Wingspan
 * Wingtip vortices
 * Winter service vehicle
 * Wire stripper
 * Wire wheel
 * Wood carving
 * Wood finishing
 * Wood flooring
 * Wood fuel
 * Wood grain
 * Wood-burning stove
 * Woodturning
 * Woodworking
 * Woodworking joints
 * Workbench
 * Working fluid
 * World energy consumption
 * Wrecking ball
 * Wrecking yard
 * Wrench
 * Yacht
 * Yawl
 * Yoke (aeronautics)
 * Zero-emissions vehicle
 * Zero-energy building
 * Zinc–carbon battery