Dictionary

alpha wave

noun

Definition of ALPHA WAVE

:  an electrical rhythm of the brain with a frequency of approximately 8 to 13 cycles per second that is often associated with a state of wakeful relaxation —called also alpha, alpha rhythm

First Known Use of ALPHA WAVE

1936

alpha wave

noun    (Medical Dictionary)

Medical Definition of ALPHA WAVE

:  an electrical rhythm of the brain with a frequency of 8 to 13 cycles per second that is often associated with a state of wakeful relaxation—called also alpha

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