vapour


Definition: Meaning of, vapour in English to English dictionary.

Pronunciation: / ˈveɪpə /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
vapour vapours
[British English] []
  1. [uncountable and countable] a mass of very small drops of a liquid which float in the air, for example because the liquid has been heated
    SYNONYM
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    ANTONYM
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synonym
antonym

vapour used in phrases

  • mercury-vapour lamp (noun)
    1. rich in ultraviolet radiation ultraviolet lamp that emits a strong bluish light as electric current passes through mercury vapour
  • sodium-vapour lamp (noun)
    1. lamp in which an electric current passed through a tube of sodium vapour makes a yellow light; used is street lighting
  • vapour bath (noun)
    1. a room that can be filled with steam in which people bathe
    2. you sweat in a steam room before getting a rubdown and cold shower
  • vapour density (noun)
    1. the density of a gas relative to the density of hydrogen
  • vapour lock (noun)
    1. especially a stoppage that develops in hot weather in an internal-combustion engine when fuel in the gas line boils and forms bubbles that block the flow of petrol to the carburettor a stoppage in a pipeline caused by gas bubbles
  • vapour pressure (noun)
    1. the vapour pressure of a vapour in contact with its liquid form the pressure exerted by a vapour; often understood to mean saturated vapour pressure
  • vapour trail (noun)
    1. the white line that is left in the sky by a plane
  • water vapour (noun)
    1. water in the form of small drops in the air
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