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biological clock

1 ENTRIES FOUND:
biological clock noun
plural biological clocks
biological clock
noun
plural biological clocks
Learner's definition of BIOLOGICAL CLOCK
[count]
: a system in the body that controls the occurrence of natural processes (such as waking, sleeping, and aging)生物钟；生理钟— often used to describe a woman's desire to have children before she is too old常用于描述女性希望在年龄太大之前生孩子的愿望

biological clock

noun

: an inherent timing mechanism in a living system that is inferred to exist in order to explain the timing or periodicity of various behaviors and physiological states and processes

Example Sentences

Recent Examples on the Web Lacking regularity in your sleep schedule can lead to a phenomenon called social jet lag, which refers to a mismatch between an individual’s biological clock and their social clock, says Dr. Dubar. Alex Janin, WSJ, 25 May 2022 Additionally, working late hours in bed can negatively affect your biological clock due to your laptop screen emitting blue light that suppresses melatonin. Amiah Taylor, Fortune, 12 May 2022 This pushes the biological clock forward an hour as well. Paul Leblanc, CNN, 9 Apr. 2022 Some scientists suggest that your biological clock gets out of sorts. Frank Witsil, Detroit Free Press, 8 Mar. 2022 Scientists know that white light enriched with blue wavelengths effectively helps synchronize the body’s biological clock, which is hugely influential on things like memory, cardiovascular function, and sleep quality. Erin Berger, Outside Online, 30 July 2014 In fact, there was one study that involved a year-long administration of a cocktail of different drugs that appeared to turn back the biological clock by some months, maybe more than a year. Robin Pomeroy, Scientific American, 14 Dec. 2021 With her own biological clock ticking, Alma is an emotional wreck. Angela Dawson, Forbes, 20 Sep. 2021 Instead of worrying about spinsterhood, her ear pressed up against her biological clock, Sara is aware that her suitors are obsessed with her. Jenny Singer, Glamour, 3 Dec. 2021 See More

Word History

First Known Use

1941, in the meaning defined above

Time Traveler
The first known use of biological clock was in 1941

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