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broaden - definition and synonyms


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verb broaden pronunciation in British English /ˈbrɔːd(ə)n/
Word Forms
present tense
present participlebroadening
past tensebroadened
past participlebroadened

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  1. 1



    broaden out

    [intransitive] to become wider
    The street broadened into a square.
    the council’s plans to broaden the road
    1. a.
      [transitive] to make something wider
      a project to broaden the road
  2. 2
    [transitive] to make something include more things or people
    The scope of the book has been broadened to include the history of Eastern Europe.
    1. a.
      [intransitive] to start including more things or people
      The protest has broadened to encompass other demands.
  3. 3
    [intransitive] if your smile broadens, it becomes wider because you are happy
    His smile broadened when he saw her.
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  4. 4
    [intransitive] if your accent broadens, you start to speak with a more noticeable accent
    As he grew angrier, his accent broadened.

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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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