inject Definition

inject
verb injected, injecting

1a. To introduce (medicine or drugs) into the body using a hypodermic syringe.

Example: was injected as a local anaesthetic
Thesaurus: vaccinate, inoculate, shoot (slang).
2. To force (fuel) into an engine, eg of a motor vehicle.
3. To introduce (a quality, element, etc).

Example: inject a note of optimism
Thesaurus: interject, insert, force into, instill, include, add, stick in, throw in, add, interpolate.

Derivative: injectable
adj

Etymology: 17c: from Latin injicere, injectum to throw in.