Periodicity
Synonyms
Biological Rhythm
Biological Rhythms
Bioperiodicities
Bioperiodicity
Biorhythm
Biorhythms
Cyclicities
Cyclicity
Periodicities
Rhythm, Biological
Rhythmicities
Rhythmicity
Rhythms, Biological
The tendency of a phenomenon to recur at regular intervals; in biological systems, the recurrence of certain activities (including hormonal, cellular, neural) may be annual, seasonal, monthly, daily, or more frequently (ultradian).