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- Dictionaryemission/ɪˈmɪʃn/
noun
- 1. the production and discharge of something, especially gas or radiation: "the effects of lead emission on health"
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EMISSION definition: 1. the act of sending out gas, heat, light, etc.: 2. an amount of gas, heat, light, etc. that is…. Learn more.
An emission is something that's been released or emitted into the world. Car exhaust, burps, and radio broadcasts are all examples of emissions. Technically, an emission is anything that's been released out into the open.
1. a. : an act or instance of emitting : emanation. b. archaic : publication. c. : a putting into circulation. 2. a. : something sent forth by emitting: such as. (1) : electromagnetic radiation from an antenna or a celestial body. (2) usually emissions : substances discharged into the air (as by a smokestack or an automobile engine) b. : effluvium.
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 has been emitted—released or discharged. In general, emissions consist of things like gas, liquid, heat, sound, light, and radiation. Emissions can come from natural sources or from machines. A specific example of an emission is the exhaust from cars (in the U.S., such emissions are
An emission of something such as gas or radiation is the release of it into the atmosphere. The emission of gases such as carbon dioxide should be stabilized at their present level. American English : emission / ɪˈmɪʃən /
Definition of emission noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
EMISSION definition: the act of sending gas, heat, light, etc. out into the air, or an amount of gas, heat, light, etc…. Learn more.
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.
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. Synonyms: discharge. expelling. emanation. radiation. issuance. fumes.
