Definitions

white noise

[wahyt noiz, hwahyt] / ˈwaɪt ˈnɔɪz, ˈʰwaɪt /

NOUN

acoustical noise

Synonyms

WEAK

broadcasting noise electrical noise hiss hissing hum moan purl siss sissing white sound

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Broadband noise also includes white noise and other variations such as brown and blue noise.

From Science Daily • Feb. 4, 2026

Katherine Ryan couldn’t look any more serene sitting in the dark with her laptop open, white noise machine humming and an infant sleeping in her arms.

From Los Angeles Times • Jan. 28, 2026

"At some point, it becomes a bit of a white noise," he said.

From Barron's • Jan. 7, 2026

So there is a little bit, like, foreground, background, as far as what’s white noise and what comes up to the front.

From The Wall Street Journal • Dec. 24, 2025

For a few moments nothing but white noise emanated from the micro speakers, then Artemis heard the sharp click of a mike button.

From "Artemis Fowl" by Eoin Colfer