Meaning & use

brightening up

phrase, verb·Everyday

Last updated

UK/ˈbraɪtnɪŋ ʌp/
US/ˈbraɪtnɪŋ ʌp/

Meanings

  1. phrase

    The process of becoming lighter, sunnier, or more cheerful.

    Grammar: Used as a noun-like phrase or after 'be'; the full verb is 'brighten up'.

    Patterns

    • the brightening up of something
    • be brightening up

    The brightening up of the sky told us the storm was passing.

    I could see the brightening up of her face when she heard the news.

    There was a slow brightening up after the rain stopped.

  2. verbtransitive or intransitive

    Making something lighter or more cheerful; the -ing form of 'brighten up'.

    Grammar: As a verb form it can take an object or stand alone: 'brightening up the room' or 'the day is brightening up'.

    Patterns

    • be brightening up
    • brightening up something
    • brightening up someone's mood

    She is brightening up the living room with new curtains.

    The weather is brightening up at last.

    He keeps brightening up whenever his friends visit.

Common combinations

brightening up the room
A coat of paint is brightening up the room.
the weather is brightening up
The weather is brightening up, so let's go for a walk.
brightening up someone's day
A kind word is good for brightening up someone's day.
brightening up outside
It is brightening up outside after the clouds passed.

Synonyms and how they differ

clearing
Used for weather becoming free of clouds, but not usually for moods or colors.
lightening
Focuses on becoming less dark; it does not suggest cheerfulness.
cheering up
Used mainly for people's moods, not for weather or rooms.

Opposites

darkeningclouding over

Word family

brighten verb
To become or make brighter or happier.
bright adjective
Full of light or strong in color.
brightly adverb
In a way that is full of light or cheer.
brightness noun
The quality of being bright.

Commonly confused: brightening up or brightening?

brightening up vs brightening

Without 'up', it often means making something lighter in color or increasing its brightness, not necessarily improving weather or mood.

Practice

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