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verb British English pronunciation: brighten /ˈbraɪt(ə)n/ 
Word Forms
present tense
present participlebrightening
past tensebrightened
past participlebrightened

Related dictionary definitions

  1. 1



    brighten up

    [intransitive] to start to have more colour or light

    The sky slowly brightened.

    1. a.
      [transitive] to give something more colour or light

      Light colours brighten a dark room.

  2. 2



    brighten up

    [intransitive] to start looking or feeling happier

    She frowned anxiously, then suddenly her face brightened.

phrasal verbs

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