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instant - definition and synonyms


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noun instant pronunciation in British English /ˈɪnstənt/
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  1. 1
    [countable] [usually singular] an extremely short period of time, that ends almost immediately
    It took only an instant for him to react.
    She paused for an instant and then stepped inside.
    in an instant: The earthquake flattened the whole city centre in an instant.
  2. 2
    [singular] an exact point in time
    At that exact instant, all the lights went out.



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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