Meaning of EMISSION in English

EMISSION

/i mish"euhn/ , n.

1. an act or instance of emitting: the emission of poisonous fumes.

2. something that is emitted; discharge; emanation.

3. an act or instance of issuing, as paper money.

4. Electronics. a measure of the number of electrons emitted by the heated filament or cathode of a vacuum tube.

5. an ejection or discharge of semen or other fluid from the body.

6. the fluid ejected or discharged.

[ 1600-10; ( emission- (s. of emissio ), equiv. to emiss ( us ), ptp. of emittere to EMIT ( e- E- + mit- send + -tus ptp. suffix) + -ion- -ION ]

Syn. 5. ejaculation. 6. ejaculate.

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .