alpha wave From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounAn electrical signal produced by the brain while the subject is relaxed. Related wordsSynonymsalpha rhythmbeta wavebrain wavebrainwavegamma wavedefault mode networkelectroencephalogramneurophonicneurometricselectroencephalographywake-sleep algorithmelectroencephalographneurorecordingelectroencephalophonek-complexneurofeedback References Wiktionary — alpha wave Wikipedia — alpha wave