Etymology
Advertisement

emission (n.)

early 15c., "something sent forth," from Old French émission (14c.) and directly from Latin emissionem (nominative emissio) "a sending out, a projecting, hurling, letting go, releasing," noun of action from past participle stem of emittere "send out" (see emit). Meaning "a giving off or emitting, the act of sending or throwing out" is from 1610s.

Advertisement
Advertisement
Definitions of emission

emission (n.)
the act of emitting; causing to flow forth;
Synonyms: emanation
emission (n.)
a substance that is emitted or released;
Synonyms: discharge
emission (n.)
the release of electrons from parent atoms;
emission (n.)
any of several bodily processes by which substances go out of the body;
Synonyms: discharge / expelling
emission (n.)
the occurrence of a flow of water (as from a pipe);
From wordnet.princeton.edu