brainwave
The English word “brainwave” has 2 meanings listed here.
noun
- Any of many rhythmic fluctuations of electric potential between parts of the brain, especially those seen on an electroencephalogram.
- A sudden idea, understanding, or inspiration; a brainstorm.
Etymology
From brain + wave.
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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.