Definition of alpha rhythm in English:

alpha rhythm

Syllabification: al·pha rhythm


  • The normal electrical activity of the brain when conscious and relaxed, consisting of oscillations ( alpha waves) with a frequency of 8 to 13 hertz.
    More example sentences
    • Once a console session had begun, their beta wave levels rapidly decreased to well below the level of alpha wave activity.
    • The study reported that the brain absorbs L-theanine within 30 minutes and that higher doses increase alpha wave production and relaxation.
    • He claims that leftbrainers are functioning at the beta wave level, while rightbrainers are at the alpha wave level.

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