biorhythm

[ bahy-oh-rith-uhm ]

noun

1. Physiology. an innate periodicity in an organism's physiological processes, as sleep and wake cycles.

biorhythm

/ ˈbaɪəʊˌrɪðəm /

noun

1. 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

biorhythm

/ bī′ō-rĭth′əm /

1. A recurring biological process, such as sleep, that is controlled by the circadian rhythms of an organism.
2. See more at circadian rhythm

Derived Forms

• ˌbioˈrhythmically, adverb
• ˌbioˈrhythmic, adjective

Other Words From

• bio·rhythmic adjective
• bi·o·rhyth·mic·i·ty [bahy-oh-ri, th, -, mis, -i-tee], noun
• bio·rhythmist bio·rhythmi·cist noun

Word History and Origins

Origin of biorhythm¹

First recorded in 1960–65; bio- + rhythm

Related Words

• circadian rhythm