cir·ca·di·an (s r-k  d -n, -k d-, sûr k-d n, -d-)adj. Biology Relating to or exhibiting approximately 24-hour periodicity. [Latin circ , around; see circa + Latin dis, day; see dyeu- in Indo-European roots.]cir·ca di·an·ly adv. |
circadian
Adjective
of biological processes that occur regularly at 24-hour intervals [Latin circa about + dies day]
ThesaurusLegend: Synonyms Related Words Antonyms
| Adj. | 1. | circadian - of or relating to biological processes occurring at 24-hour intervals; "circadian rhythms" |
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