biological clock

(eg. butterfly, beauty, freedom )

biological clock Meaning of "biological clock"

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Definition(s):

  • (n) an innate mechanism in living organisms that controls the periodicity of many physiological functions

Usage(s):

  1. Until, that is, the biological clock began its inexorable countdown.
  2. Women aren't the only ones with a biological clock.
  3. I could hear the biological clock of my arms ticking.
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irrevocable
/ɪ ˈrɛ və kə bəl /

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