Definition of Biological clock

1. Noun. An innate mechanism in living organisms that controls the periodicity of many physiological functions.

Generic synonyms: Mechanism

Definition of Biological clock

1. Noun. (biology) Any of several mechanisms that regulate the periodicity of biological functions ¹

2. Noun. The progression from puberty to menopause during which a woman can bear children ¹

¹ Source: wiktionary.com

Medical Definition of Biological clock

1. An internal biological mechanism which controls certain biological rhythms and biocycles, such as metabolism, sleep cycles, photosynthesis. (21 Mar 1998)

Lexicographical Neighbors of Biological Clock

bioload
bioloads
biologic
biologic attack
biologic evolution
biologic haemolysis
biologic time
biological
biological-weapon
biological agent
biological attack
biological availability
biological chemistry
biological clock (current term)
biological clocks
biological coefficient
biological containment
biological control
biological defence
biological defense
biological determinism
biological dressings
biological engineering
biological factors
biological father
biological fathers
biological group
biological half-life

Literary usage of Biological clock

Below you will find example usage of this term as found in modern and/or classical literature:

1. Your Guide to Healthy Sleep by National Heart, Lung, & Blood Institute (2004)
"Your biological clock is actually a tiny bundle of cells in your brain that ... When darkness falls, the biological clock triggers the production of the ..."

2. Harmful Non-Indigenous Species in the United States (1994)
"Since the suprachias- matic nucleus is considered the site of the biological clock in rodents, these data suggest that disturbance of the biological clock ..."

3. Biological, Social, and Organizational Components of Success for Women in by National Academy of Sciences (U.S., National Academy of Engineering, Institute of Medicine (U.S. (2006)
"We know that the tenure clock and the fast-track schemes are harmful to women because they conflict with the biological clock, that is, the number of years ..."

4. Biological Rhythms: Implications for the Worker by DIANE Publishing Company (1994)
"Many of these projects are aimed at delineating the neural circuitry that links the light signal to the biological clock in the hypothalamus (the ..."

5. Science by American Association for the Advancement of Science (1883)
"The biological clock. Two Views. Frank A. Brown, Jr., J. Woodland Hastings, and John D. Palmer. Academic Press, New York, 1970. viii, 94 pp., illus. ..."

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