Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun alpha_wave

1 sense of alpha wave

Sense 1
alpha rhythm, alpha wave -- (the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz)
       => brainwave, brain wave, cortical potential -- ((neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph)