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brighten up - definition and synonyms

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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

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phrasal verb
Word Forms
present tense
I/you/we/theybrighten up
he/she/itbrightens up
present participlebrightening up
past tensebrightened up
past participlebrightened up
  1. 1
    [intransitive/transitive] same as brighten

    You could brighten up that skirt with a red blouse.

    I think the sky’s brightening up.

  2. 2
    [intransitive/transitive] same as brighten

    Sarah brightened up considerably as she thought of Emily’s words.

  3. 3
    [intransitive] if the weather brightens up, it becomes sunnier
See also main entry: brighten
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