WordNet
alpha rhythm
n. the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz [syn: alpha wave]
Usage examples of "alpha rhythm".
She picked up the alpha rhythm sheet and pointed to the transition.
An encephalographer from Earth would not find the alpha rhythm of the human brain in a Holatan.
With the connections inspected carefully, an electronic pulse was generated directly to the skull, transmitting through to the brain in impulses that matched the alpha rhythm.
The oscilloscope built into Anglesey's machine gave him the other man's exact alpha rhythm, his basic biological clock.