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emission - definition and synonyms


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noun emission pronunciation in American English /ɪˈmɪʃ(ə)n/
Word Forms
  1. [countable] a substance, especially a gas, that goes into the air
    New regulations are aimed at reducing vehicle emissions.
    emission from: Emissions from power stations have declined since 1979.
    1. a.
      [uncountable] the act of sending gas, light, or heat into the air
      emission of: the emission of greenhouse gases


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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a stupid person

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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