circadian

C2 Topic:Describing Qualities

US /sɚˈkeɪ.di.ən/ UK /səˈkeɪ.dɪ.ən/ See IPA manual

Freq #66635

Meanings

1

adj
of or relating to biological processes occurring at 24-hour intervals

Circadian rhythms.

Thesaurus

Synonyms

daily diurnal nychthemeral

Appears in

Phrases (1)

See all

circadian rhythm
a repeating biological pattern that follows roughly a twenty-four-hour cycle

Adjective + noun

Etymology

From the Latin circā (“about”) and diēs (“a day”) with the English suffix -an. Compare circannual.

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Topics

Describing Qualities Word Formation & Derivatives

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