Definition of alpha wave

Reference

	Dictionary
	Encyclopedia
	Thesaurus
	World Factbook
	Spanish Dictionary
	Anatomy
	Conversion Calculator

< alpha-tocopherol

Alpheus >

alpha wave

NOUN:

A pattern of smooth, regular electrical oscillations in the human brain that occur when a person is awake and relaxed. As recorded by the electroencephalograph, alpha waves have a frequency of 8 to 13 hertz. Also called alpha rhythm.

Visit our partner's site

Provided by Houghton Mifflin
		eReference -- Download this interactive reference software to your desktop computer