circadian

suomi-englanti sanakirja

circadian englannista suomeksi

Of, relating to, or showing rhythmic behaviour with a period of 24 hours; especially of a biological process.
{{quote-text|en|year=2000|author=Arnold Sameroff|title=et al: Handbook of Developmental Psychopathology|page=310
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(quote-journal) (Weekend)|date=5 April 2014|page=W22|passage=Circadian clocks developed early in evolution in single-celled organisms, before the animal and plant kingdom split from one another. The original clocks probably functioned to protect the cells from damage induced by high UV radiation.
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