beta wave

noun

: an electrical rhythm of the brain with a frequency of 13 to 30 cycles per second that is associated with normal conscious waking experience

called also beta, beta rhythm

Word History

First Known Use

1935, in the meaning defined above

Time Traveler
The first known use of beta wave was in 1935

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Cite this Entry

“Beta wave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/beta%20wave. Accessed 20 Apr. 2025.

Medical Definition

beta wave

noun
: an electrical rhythm of the brain with a frequency of 13 to 30 cycles per second that is associated with normal conscious waking experience

called also beta

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