单词 | circadian |
释义 | circadian (once / 113648 pages) adj Something that's circadian happens on a regular, daily basis. Your body's circadian rhythm is made up of processes that occur regularly ever 24 hours. You'll find the word circadian in biology class, or your anatomy and physiology textbook, because it describes a biological process in the human body, as well as in other organisms. Your cycle of sleep, for example, happens on a circadian schedule — approximately every 24 hours, you become tired enough to lie down and close your eyes, a built-in rhythm that's affected somewhat by light. Circadian comes from Latin roots, circa, "about," and diem, "day." WORD FAMILYcircadian USAGE EXAMPLESNew research is beginning to show that the composition and activity of the microbiota exhibits a daily, or circadian, rhythmicity, just like we do. Salon(Dec 24, 2016) Most likely it’s the work of the circadian clocks, which, embedded in the DNA of my every cell, regulate my physiology over a twenty-four-hour period. The New Yorker(Dec 11, 2016) The disrupted circadian rhythms caused by working shifts or crossing time zones also seem to induce the disease. Economist(Dec 01, 2016) adj of or relating to biological processes occurring at 24-hour intervals circadian rhythms |
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