Similar words: circa, Canadian, radiant, radiance, radiant energy, arcade, circe, circus. Meaning: adj. of or relating to biological processes occurring at 24-hour intervals.
61. Sleeping late on weekends can too disunite your circadian rhythm.
62. Some inner clocks seem to be set to a timing cycle of about twenty-four hours. These are called circadian rhythms.
More similar words: circa, Canadian, radiant, radiance, radiant energy, arcade, circe, circus, circle, staircase, circuit, encircle, circling, circular, circulate, encircled, semicircle, encircling, full circle, circumvent, circuitous, peccadillo, circulation, inner circle, circumspect, circumscribe, circular flow, circumstance, circular file, short circuit.