Operation

Operation or Operations may refer to:

Arts, entertainment and media

 * Operation (game), a battery-operated board game that challenges dexterity
 * Operation (music), a term used in musical set theory
 * Operations (magazine), Multi-Man Publishing's house organ for articles and discussion about its wargaming products
 * The Operation (film), a 1973 British television film
 * The Operation (1990), a crime, drama, TV movie starring Joe Penny, Lisa Hartman, and Jason Beghe
 * The Operation M.D., formerly The Operation, a Canadian garage rock band
 * "Operation", a song by Relient K from The Creepy EP, 2001

Episodes

 * "The Operation", Sky Dancers episode 27 (1996)
 * "The Operation", The Golden Girls season 1, episode 18 (1986)
 * "The Operation", You're Only Young Twice (1997) series 2, episode 8 (1978)

Shows

 * The Operation (1992–1998), a reality television series from TLC

Business

 * Business operations, the harvesting of value from assets owned by a business
 * Manufacturing operations, operation of a facility
 * Operations management, an area of management concerned with designing and controlling the process of production

Military and law enforcement

 * Military operation, a military action (usually in a military campaign) using deployed forces
 * Black operation, or "Black op", an operation that may be outside of standard military protocol or against the law
 * Clandestine operation, an intelligence or military operation carried out so that the operation goes unnoticed
 * Combined operations, operations by forces of two or more allied nations
 * Covert operation, an operation which conceals the identity of the sponsor
 * Psychological operations, an operation consisting of psychological manipulations, tactics, and warfare
 * Special operations, military operations that are unconventional
 * Operations (J3), third level of Nation Level Command Structure
 * Operations (military staff), staff involved in planning operations
 * Sting operation, an operation designed to catch a person committing a crime, by means of deception

Science and technology

 * Inference, a step in reasoning
 * Information technology operations
 * Operation (mathematics), a calculation from zero or more input values (called operands) to an output value
 * Arity, number of arguments or operands that the function takes
 * Binary operation, calculation that combines two elements of the set to produce another element of the set
 * Graph operations, produce new graphs from initial ones
 * Modulo operation, operation finds the remainder after division of one number by another
 * Operations research, in British usage, application of advanced analytical methods to make better decisions
 * Unary operation, an operation with only one operand
 * Rail transport operations, the control of a rail system
 * Scientific operation
 * Surgical operation, or surgery, in medicine
 * Unit operation, a basic step in a chemical engineering process

Other uses

 * Anomalous operation, in parapsychology, a term describing a broad category of purported paranormal effects
 * Operation, a word which represents a grammatical relation (i.e., function) or instruction, rather than a term or name
 * Operation of law, a legal term that indicates that a right or liability has been created for a party