Feeder

Feeder may refer to:

Technology

 * Feeder (livestock equipment)
 * Feeder (beekeeping), any of several devices used in apiculture to supplement or replace natural food sources
 * Feeder (casting), another name for a riser, a reservoir built into a metal casting mold to prevent cavities due to shrinkage
 * Feeder cells, are cells that line a Petri dish to provide cell contact for cells or tissues that grow on top of the feeder cells
 * Feeder, frontage road, or other small road eventually delivering traffic to a larger one
 * Feeder line (disambiguation), a peripheral route or branch from a main line or trunk line
 * Aquarium fish feeder, an electric or electronic device that is designed to feed aquarium fish at regular intervals
 * Automatic document feeder, in office equipment
 * Bird feeder
 * Bowl feeder, used to feed components automation applications
 * Bulk feeder
 * Leaky feeder, a communications system used in underground mining and other tunnel environments
 * Rotary feeder, a component in a bulk or specialty material handling system
 * Variable rate feeder, a piece of industrial control equipment used to deliver solid material at a known rate into some process
 * Vibrating feeder, an instrument that uses vibration to feed material to a process or machine
 * In video game terminology, a character who dies repeatedly

People

 * Livestock feeder (person), a farmer rearing and fattening livestock

Vehicles

 * Feeder bus, bus service that brings people from a rail station or transit hub to their final destination or vice versa
 * Feeder ship, a small-to-medium container ship which collects and distributes containers between ports and hubs

Electrical

 * In electric power distribution, voltage power line transferring power from a distribution substation to the distribution transformers
 * An electrical wiring circuit in a building which carries power from a transformer or switch gear to a distribution panel
 * A circuit conductor between the power supply source and a final branch circuit over current device
 * Feeder link, a radio link from an earth station at a given location to a space station (up-link), or vice versa (down-link)

Entertainment

 * Feeder (band), a Welsh rock group
 * Feeders (film), a 1996 American science fiction horror film
 * "The Feeder", story by Mildred Cram adapted to film as Behind the Make-Up in 1930

Organisms

 * Feeder cattle
 * Feeder cell, a fibroblast, a type of cell used in human embryonic stem cell research
 * Feeder fish, certain types of inexpensive fish commonly fed as live prey to captive animals
 * Fluid feeder (disambiguation), organisms that feed on the fluid of other organisms
 * Deposit feeder, organisms that obtain nutrients by consuming dissolved organic matter
 * Live food

Other

 * Feeder, a software application for creating, editing and publishing RSS feeds on Mac OS X
 * Feeder (fetish), someone who gains sexual pleasure from helping another gain weight
 * Feeder Airlines
 * Feeder band, a band of squall-like winds and rain on the outside of a tropical cyclone
 * Feeder barn
 * Feeder bluff, in geography
 * Feeder club, another name for a farm team
 * Feeder formula, in formula racing
 * Feeder fund, an investment fund which does almost all of its investments through a master fund via a master-feeder relationship
 * Feeder school