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Definition 2024


biological_clock

biological clock

English

Noun

biological clock (plural biological clocks)

  1. (biology) Any of several mechanisms that regulate the periodicity of biological functions.
  2. The progression from puberty to menopause during which a woman can bear children.

Synonyms

Translations

Quotations

  • 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.
  • 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.

See also