Emission Definition
ĭ-mĭshən
emissions
noun
emissions
The act of emitting; issuance.
Webster's New World
Something emitted; discharge; often, specif., exhaust from a gasoline or diesel engine.
Webster's New World
A substance discharged into the air, especially by an internal combustion engine.
American Heritage
The act of sending or throwing out; the act of sending forth or putting into circulation; issue.
The emission of light from the sun.
The emission of heat from a fire.
Wiktionary
Other Word Forms of Emission
Noun
Singular:
emission
Plural:
emissionsOrigin of Emission
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First attested in 1607. From Middle French émission, from Latin ēmissiō (“sending forth”), from ēmittō (“send out”), from ex (“from, out of”) + mittō (“send”).
From Wiktionary
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Latin ēmissiō ēmissiōn- a sending out from ēmissus past participle of ēmittere to send out emit
From American Heritage Dictionary of the English Language, 5th Edition
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