e/Circadian oscillator

Information
has gloss	eng: Circadian oscillators are components of the biological clocks that regulate the activities of organisms in relation to environmental cycles and provide an internal temporal framework. The basic molecular mechanisms of the biological clock have been defined in vertebrate species, Drosophila melanogaster, plants, fungi, and bacteria.
lexicalization	eng: circadian oscillator
instance of	(noun) a daily cycle of activity observed in many living organisms circadian rhythm