white noise

noun

1
a
: a heterogeneous mixture of sound waves extending over a wide frequency range compare pink noise
b
: a constant background noise
especially : one that drowns out other sounds
2
: meaningless or distracting commotion, hubbub, or chatter
the white noise of policy and politics in AmericaJoseph Nocera

Examples of white noise in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The Story Dream Machine can also be used as a white noise machine and night-light. Cheryl Fenton, Parents, 2 Nov. 2024 However, this did prove beneficial in the winter for white noise while sleeping and to keep airflow in the room going. Amanda Ogle, Southern Living, 17 Oct. 2024 Link it to your phone and play your favorite white noise for an even better sleep experience. WIRED, 9 Oct. 2024 Limit noise to prevent disturbances (if outside noise is loud, white noise can help). Sanja Jelic, Verywell Health, 3 Oct. 2024 See all Example Sentences for white noise 

Word History

First Known Use

1943, in the meaning defined at sense 1a

Time Traveler
The first known use of white noise was in 1943

Dictionary Entries Near white noise

Cite this Entry

“White noise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/white%20noise. Accessed 1 Dec. 2024.

Kids Definition

white noise

noun
1
: an even mixture of sound waves extending over a wide frequency range
2
: a constant background noise
especially : one that drowns out other sounds

Medical Definition

white noise

noun
: a heterogeneous mixture of sound waves extending over a wide frequency range that has been used to mask out unwanted noise interfering with sleep

called also white sound

More from Merriam-Webster on white noise

Last Updated: - Updated example sentences
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