/in jek"teuhr/ , n.
1. a person or thing that injects.
2. Mach.
a. a device for injecting feedwater into a boiler against high pressure by means of a jet of steam.
b. Also called fuel injector . a mechanism consisting of a pump, valves, and nozzles for spraying fuel into the cylinders of an internal-combustion engine.
[ 1735-45; INJECT + -OR 2 ]