Meaning of emission

e•mis•sion

Pronunciation: (i-mish'un), [key]
— 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. 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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: