One who, or that which, ejects or dispossesses.
That part of the mechanism of a breech-loading firearm which ejects the empty shell.
A lever for removing circuit boards from an electronic chassis.
ejector seat: a pilot's seat in an airplane that can be forcibly ejected in the case of an emergency; then the pilot descends by parachute.
A jet jump for lifting water or withdrawing air from a space.
One who injects (himself or herself with) psychoactive drugs.
An object that realizes a dependency injection.
An apparatus by which a stream of water is forced into a steam boiler.
Any of various devices that are used to inject something.