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emission [ e·mis·sion ]

[
US
ɪˈmɪʃn ]
[
UK
ɪˈmɪʃn ]
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icon Duno DictionaryThe enviroment
icon Duno DictionaryPhysics and chemistry
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Noun

1. The production and discharge of something, especially gas or radiation.

cuts in carbon dioxide emissions

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2. An ejaculation of semen.

nocturnal emissions

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Origin

1. Late Middle English (in the sense ‘emanation’): from Latin emissio(n-), from emiss- ‘sent out’, from the verb emittere (see emit).

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