body clock

noun
|Updated on: 26 May 2018

Definition of body clock

: the internal mechanisms that schedule periodic bodily functions and activities usually not used technically

Examples of body clock in a Sentence

  1. It takes a while for my body clock to get adjusted when I fly from New York to London.

Recent Examples of body clock from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'body clock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of body clock

1916

in the meaning defined above

See Words from the same year
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BODY CLOCK Defined for English Language Learners

body clock

Definition of body clock for English Language Learners

  • : a system in the body that controls when you need to sleep, eat, etc.


Medical Dictionary

body clock

noun \ -ˈkläk \

medical Definition of body clock

: the internal mechanisms that schedule bodily functions and activities not usually used technically

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