Definition of condensation noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˌkɒndenˈseɪʃn//
    ; NAmE NAmE//ˌkɑːndenˈseɪʃn//
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  1. 1[uncountable] drops of water that form on a cold surface when warm water vapour becomes cool The window was steamed up with condensation. Not all roofing problems are caused by leaks; condensation may also be a problem.
  2. 2[uncountable] the process of a gas changing to a liquid
  3. 3[countable, usually singular, uncountable] (formal) the process of making a book, etc. shorter by taking out anything that is not necessary The essay should be a readable condensation of the recent scientific literature.
  4. Word Originearly 17th cent.: from late Latin condensatio(n-), from condensare ‘press close together’, from condensus ‘very thick’, from con- ‘completely’ + densus ‘dense’.
See the Oxford Advanced American Dictionary entry: condensation