chro·​no·​bi·​ol·​o·​gy | \ ˌkrä-nō-bī-ˈä-lə-jē , ˌkrō-\

Definition of chronobiology

: the study of biological rhythms

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Other Words from chronobiology

chronobiologic \ ˌkrä-​nō-​bī-​ə-​ˈlä-​jik , ˌkrō-​ \ or chronobiological \ ˌkrä-​nō-​bī-​ə-​ˈlä-​ji-​kəl , ˌkrō-​ \ adjective
chronobiologist \ ˌkrä-​nō-​bī-​ˈä-​lə-​jist , ˌkrō-​ \ noun

Examples of chronobiology in a Sentence

Recent Examples on the Web

Understanding the science of chronobiology may help us live healthier lives. Brian Resnick, Vox, "Why being a night owl may lead to earlier death," 27 Apr. 2018 There’s an entire field of research (chronobiology) that shows light is what triggers the body to stop producing melatonin, the hormone that tells the body to sleep, and be more alert. NBC News, "9 Things to Do This Morning to Make Your Whole Day More Productive," 17 June 2017 Till Roenneberg, a professor of chronobiology at Ludwig-Maximilian University in Munich, studies the biological roots of sleep. Bruce Feiler, New York Times, "NYT Living Newsletter," 9 Jan. 2016

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

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First Known Use of chronobiology

1969, in the meaning defined above

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Last Updated

14 Jan 2019

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Time Traveler for chronobiology

The first known use of chronobiology was in 1969

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More Definitions for chronobiology


chro·​no·​bi·​ol·​o·​gy | \ ˌkrän-ə-bī-ˈäl-ə-jē, ˌkrō-nə- \
plural chronobiologies

Medical Definition of chronobiology

: the study of biological rhythms

Other Words from chronobiology

chronobiologic \ -​ˌbī-​ə-​ˈläj-​ik \ or chronobiological \ -​i-​kəl \ adjective

Comments on chronobiology

What made you want to look up chronobiology? Please tell us where you read or heard it (including the quote, if possible).


to deny responsibility for

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