emission
[ ih-mish-uh n ]
/ ɪˈmɪʃ ən /
noun
an act or instance of emitting: the emission of poisonous fumes.
something that is emitted; discharge; emanation.
an act or instance of issuing, as paper money.
Electronics. a measure of the number of electrons emitted by the heated filament or cathode of a vacuum tube.
an ejection or discharge of semen or other fluid from the body.
the fluid ejected or discharged.
QUIZZES
HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!
Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
anchorite
Origin of emission
OTHER WORDS FROM emission
non·e·mis·sion, nounre·e·mis·sion, nounWords nearby emission
emir, emirate, emiscan, emissary, emissary vein, emission, emission nebula, emission spectrum, emissive, emissivity, emit
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for emissions
British Dictionary definitions for emissions
emission
/ (ɪˈmɪʃən) /
noun
the act of emitting or sending forth
energy, in the form of heat, light, radio waves, etc, emitted from a source
a substance, fluid, etc, that is emitted; discharge
a measure of the number of electrons emitted by a cathode or electron gunat 1000°C the emission is 3 mA See also secondary emission, thermionic emission
physiol any bodily discharge, esp an involuntary release of semen during sleep
an issue, as of currency
Derived forms of emission
emissive, adjectiveWord Origin for emission
C17: from Latin ēmissiō, from ēmittere to send forth, emit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for emissions
emission
[ ĭ-mĭsh′ən ]
n.
A discharge of fluid from a living body, usually a seminal discharge.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.