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steam - definition and synonyms


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noun [uncountable] steam pronunciation in British English /stiːm/
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  1. 1
    the hot wet substance like a thin cloud that is produced when water is heated
    The steam from the volcano rose into the air.
    a steam bath
  2. 2
    power that is created when water is heated
    The equipment was originally powered by steam.
    the age of steam (=when trains were operated by steam)
    1. a.
      [only before noun] operated by steam
      a steam engine/locomotive/train



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

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