noun
the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz
• Syn: ↑alpha rhythm
• Hypernyms: ↑brainwave, ↑brain wave, ↑cortical potential
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noun or alpha rhythm : an electrical rhythm of the brain that can be recorded by an electroencephalograph, occurs 8 to 13 cycles per second, and is often associated with a state of wakeful relaxation
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alpha rhythm or alpha wave noun
One of the principal slow waves recorded on an electroencephalogram indicating normal relaxed brain activity
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Main Entry: ↑alpha
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alpha wave see ↑alpha rhythm above.
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Main Entry: ↑alpha
Useful english dictionary. 2012.