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Definition of Alpha rhythm
1. Noun. The normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz.
Medical Definition of Alpha rhythm
1. Brain waves in the encephalogram which have a frequency of 8 to 13 per second. They are typical of the normal person awake and in a quiet resting state, and occur principally in the occipital region. (12 Dec 1998)
Lexicographical Neighbors of Alpha Rhythm
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