Definition of Alpha wave

1. Noun. The normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz.

Exact synonyms: Alpha Rhythm
Generic synonyms: Brain Wave, Brainwave, Cortical Potential

Definition of Alpha wave

1. Noun. (neurology) An electrical signal produced by the brain while the subject is relaxed. ¹

¹ Source:

Medical Definition of Alpha wave

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)

Alpha Wave Pictures

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Lexicographical Neighbors of Alpha Wave

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Literary usage of Alpha wave

Below you will find example usage of this term as found in modern and/or classical literature:

1. Emergency And Continuous Exposure Guidance Levels For Selected Submarine by Best, National Research Council (U.S.) (2007)
"(1988) showed that normobaric hypoxic conditions equivalent to conditions at 6096 m caused increases in slow-wave activity and decreases in alpha-wave ..."

2. Research on Alcohol and Alcoholism (1993)
"... that persons at high risk for alcoholism exhibit greater changes in alpha wave activity after alcohol administration than control subjects do. ..."

3. Adventure Guide to the Pacific Northwest by Don Young, Marjorie Young (1999)
"Alpha-Wave Adventures, Argyle Pier, 5425 Argyle St., Port Alberni, BC V9Y 7M7, « 250/723-0026, rents kayaks and canoes, provides lessons, ..."

4. Alcohol and the Brain (1993)
"In addition, these subjective mood states corresponded with rapid and widespread increases in brain alpha-wave activity associated with quiet wakefulness ..."

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