brain wave
noun
plural brain waves
1
a
: rhythmic fluctuations of voltage between parts of the brain resulting in the flow of an electric current
b
: a current produced by brain waves
2
: a flash of inspiration : brainstorm sense 1a
We invited the Hill Holliday ad agency in Boston to collaborate on our cover shoot, and its creative director, Lance Jensen, had a brain wave: wouldn't it be eye-catching for our pages to reflect not just the editorial look of the '60s but also the advertising idiom of the time?—
Tina Brown
Tina BrownExamples of brain wave in a Sentence
Recent Examples on the Web
My green-phase EEG showed a big spike in the low-frequency brain waves associated with meditation and creativity.
—Rowan Jacobsen, Harpers Magazine, 24 Oct. 2025
As a person sleeps, this synchrony grows, producing brain waves that are lower in frequency and higher in amplitude.
—Yasemin Saplakoglu, Quanta Magazine, 17 Oct. 2025
Brain Wave Changes Girdles, corsets, and other tight shapewear worn around the abdomen can be uncomfortable and affect the body in various ways, one of which is by altering brain waves.
—Angelica Bottaro, Verywell Health, 14 Oct. 2025
Brain–computer interfaces offer a solution by directly translating brain waves to text.
—IEEE Spectrum, 2 Oct. 2025
See All Example Sentences for brain wave
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Rowan Jacobsen, Harpers Magazine, 24 Oct. 2025
As a person sleeps, this synchrony grows, producing brain waves that are lower in frequency and higher in amplitude.
—Yasemin Saplakoglu, Quanta Magazine, 17 Oct. 2025
Brain Wave Changes Girdles, corsets, and other tight shapewear worn around the abdomen can be uncomfortable and affect the body in various ways, one of which is by altering brain waves.
—Angelica Bottaro, Verywell Health, 14 Oct. 2025
Brain–computer interfaces offer a solution by directly translating brain waves to text.
—IEEE Spectrum, 2 Oct. 2025
See All Example Sentences for brain wave
Cite this Entry
“Brain wave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brain%20wave. Accessed 31 Oct. 2025.
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