Brainwave

n. capable, hopeful playful

What it means

A sudden clever idea that offers a useful solution.

Reach for it when celebrating an insight that arrives quickly and changes the approach

One timely brainwave cut the exhibition's power demand in half.

Words to choose between 6

By register, from playful at the top to literary at the bottom. Tap a word to see when it fits.
playful
warm
professional
literary
  • playful

    eureka moment

    Fits when the instant of discovery deserves vivid familiar language

    Careful The phrase dramatizes a process that may have involved long collective work.

  • warm

    bright idea

    Fits when informal praise for a promising practical thought fits the voice

    Careful Bright idea can be sarcastic when tone is unclear.

  • professional

    breakthrough

    Fits when the idea resolves a stubborn barrier and advances the work

    Careful Breakthrough is too strong before the idea has been tested.

  • professional

    insight

    Fits when new understanding reveals how a problem works

    Careful Insight can develop gradually and need not propose a solution.

  • literary

    flash of genius

    Fits when exceptional brilliance in a sudden idea is genuinely warranted

    Careful The phrase overpraises ordinary ingenuity and centers one person.

  • literary

    inspiration

    Fits when creative stimulus or idea feels sudden and energizing

    Careful Inspiration may be emotionally powerful without being useful.

Opposites 3

  • mental block
  • bad idea
  • miscalculation

Common phrases 3

  • sudden brainwave

    A sudden brainwave turned the unused crates into display stands.

  • have a brainwave

    A designer may have a brainwave while watching the queue form.

  • brilliant brainwave

    Her brilliant brainwave reused the warm exhaust air.

Definitions and examples are written for this site. How words are chosen Recording: Flame, not lame, American accent, from Wikimedia Commons, CC0 Updated