brain wave

noun

Definition of brain wave

  1. 1 :  brainstorm 2a

  2. 2 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

1890

First Known Use of brain wave

1890


BRAIN WAVE Defined for English Language Learners

brain wave

noun

Definition of brain wave for English Language Learners

  • : a pattern or cycle of electrical activity in the brain


Medical Dictionary

brain wave

noun

Medical Definition of brain wave

  1. 1:  rhythmic fluctuations of voltage between parts of the brain resulting in the flow of an electric current

  2. 2:  a current produced by brain waves—compare alpha wave, beta wave


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