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 low-budget horror film by the Polonia brothers "The Feeder", filmed as Behind the Make-Up (1930) Mildred Cram 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