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- DictionaryE·mis·sion/əˈmiSH(ə)n/
noun
- 1. the production and discharge of something, especially gas or radiation: "the effects of lead emission on health"
The meaning of EMISSION is an act or instance of emitting : emanation. How to use emission in a sentence.
What does emission mean? An emission is something that has been emitted —released or discharged. In general, emissions consist of things like gas, liquid, heat, sound, light, and radiation.
an amount of a substance that is produced and sent out into the air that is harmful to the environment, especially carbon dioxide: Reducing the consumption of energy and increasing its efficient use would help control emissions. These health risks are caused by vehicle emissions. The agreement aimed to half the emissions rate in 50 years.
An emission is something that's been released or emitted into the world. Car exhaust, burps, and radio broadcasts are all examples of emissions.
EMISSION definition: 1. the act of sending out gas, heat, light, etc.: 2. an amount of gas, heat, light, etc. that is…. Learn more.
n. 1. the act of emitting or sending forth. 2. (General Physics) energy, in the form of heat, light, radio waves, etc, emitted from a source. 3. a substance, fluid, etc, that is emitted; discharge. 4. (General Physics) a measure of the number of electrons emitted by a cathode or electron gun: at 1000°C the emission is 3 mA.
Definition of emission noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
An emission is a pollutant which is discharged to the environment in a gas or vapor. The oxygen content promotes more complete combustion of gasoline, which reduces tailpipe emissions of carbon monoxide.
The action of giving off or sending out (chiefly what is subtle or imponderable, light, heat, gases, odours, sounds, etc.). †Formerly also the sending forth (of the soul) in death; the allowing ‘the animal spirits’ to escape; and figurative the ‘pouring out’, ‘breathing forth’ (of affection, etc.). a1626.
the act of sending gas, heat, light, etc. out into the air, or an amount of gas, heat, light, etc that is sent out: Carbon dioxide emissions will be reduced by 20%. (Definition of emission from the Cambridge Learner's Dictionary © Cambridge University Press)
