Emission



[ih-mish-uh n] /ɪˈmɪʃ ən/

noun
1.
an act or instance of :
the emission of poisonous fumes.
2.
something that is ; discharge; emanation.
3.
an act or instance of issuing, as paper money.
4.
Electronics. a measure of the number of electrons by the heated filament or cathode of a vacuum tube.
5.
an ejection or discharge of semen or other fluid from the body.
Synonyms: ejaculation.
6.
the fluid ejected or discharged.
Synonyms: ejaculate.
/ɪˈmɪʃən/
noun
1.
the act of emitting or sending forth
2.
energy, in the form of heat, light, radio waves, etc, emitted from a source
3.
a substance, fluid, etc, that is emitted; discharge
4.
a measure of the number of electrons emitted by a cathode or electron gun: at 1000°C the emission is 3 mA See also secondary emission, thermionic emission
5.
(physiol) any bodily discharge, esp an involuntary release of semen during sleep
6.
an issue, as of currency
n.

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

emission e·mis·sion (ĭ-mĭsh’ən)
n.
A discharge of fluid from a living body, usually a seminal discharge.

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