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biological clock. In DICTIOUS you will not only get to know all the dictionary meanings for the word
biological clock, but we will also tell you about its etymology, its characteristics and you will know how to say
biological clock in singular and plural. Everything you need to know about the word
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English
Noun
biological clock (plural biological clocks)
- (biology) Any of several mechanisms that regulate the periodicity of biological functions, such as the circadian rhythm.
- 2005 US Department of Health - Your guide to healthy sleep
- Your biological clock is actually a tiny bundle of cells in your brain that responds to light signals received through your eyes.
- (figuratively) A notional clock to which people should pay attention, lest menopause or andropause kicks in and it is too late for them to have children.
- Her biological clock is ticking.
1994, Rugh Winter, Bonnie Eaker-Weil, Adultery, the Forgivable Sin:Take Linda, a thirty-nine-year-old newscaster who relished her career but began to hear the alarm ringing on her biological clock.
Synonyms
Derived terms
Translations
any of several mechanisms that regulate the periodicity of biological functions
See also