injection

in·jec·tion

noun \in-ˈjek-shən\

Definition of INJECTION

1

a : the act or an instance of injecting a drug or other substance into the body b : a solution (as of a drug) intended for injection (as by catheter or hypodermic syringe) either under or through the skin or into the tissues, a vein, or a body cavity c : an act or process of injecting vessels or tissues; also : a specimen prepared by injection

2

: the state of being injected : congestion—see circumcorneal injection