a cyclically recurring pattern of physiological states in an organism or organ, such as alpha rhythm or circadian rhythm; believed by some to affect physical and mental states and behaviour
Derived forms
biorhythmic (ˌbioˈrhythmic)
adjective
biorhythmically (ˌbioˈrhythmically)
adverb
biorhythm in American English
(ˈbaɪoʊˌrɪðəm)
noun
any biological cycle that involves periodic changes in blood pressure, body temperature, etc.: analyzed by some to predict behavior, temperament, etc.