Thesaurus.com
Dictionary.com
Definitions

biological clock

[bahy-uh-loj-i-kuhl klok] / ˈbaɪ əˌlɒdʒ ɪ kəl ˈklɒk /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She argues that switching to daylight-saving time ultimately plays havoc with our circadian rhythm — that is, our internal biological clock.

From MarketWatch • Mar. 6, 2026

However, stress can speed up the biological clock, making people more vulnerable to aging-related diseases, from cardiovascular disease to diabetes and dementia.

From Salon • Aug. 7, 2024

In this research, the role of the primary cilia, biological clock and wound healing is explored.

From Science Daily • Dec. 21, 2023

It could also take longer to regulate their circadian biological clock, compared to those without the condition.

From BBC • Oct. 23, 2023

There were certain events in Odessa that had become time- honored traditions, essential elements in the biological clock of the town.

From "Friday Night Lights: A Town, A Team, And A Dream" by H.G. Bissinger