alpha rhythm

noun

a pattern of slow brain waves (alpha waves ) in normal persons at rest with closed eyes, thought by some to be associated with an alert but daydreaming mind.

Origin of alpha rhythm

First recorded in 1935–40; earlier alpha waves, translation of German Alphawellen, term used by their discoverer, German physician Hans Berger (1873–1941)

Words Nearby alpha rhythm

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use alpha rhythm in a sentence

The alpha rhythm is a brain wave with a frequency around 10 hertz and is typically associated with attentional processes.
Are We Wired to Be Outside? - Issue 92: Frontiers | Grigori Guitchounts | November 11, 2020 | Nautilus

British Dictionary definitions for alpha rhythm

alpha rhythm

noun

physiol the normal bursts of electrical activity from the cerebral cortex of a drowsy or inactive person, occurring at a frequency of 8 to 12 hertz and detectable with an electroencephalograph: See also brain wave

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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