Thesaurus.com
Dictionary.com
Definitions

circadian

[sur-key-dee-uhn] / sɜrˈkeɪ di ən /


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.

See Examples For:

In a world where influencers warn of spiked cortisol levels and disrupted circadian rhythms, plenty of consumers are turning to prebiotic sodas, sugar-free beverages, and refreshers as substitutes.

From Slate Aug. 14, 2026

"When we regulate our circadian rhythm well, our bodies function well, but if it gets too distracted, our bodies don't function as well," Tracy said.

From Science Daily Jul. 31, 2026

Shapses said she wants to better understand issues such as circadian rhythm, inflammation, metabolic health, and the biochemical issues that help the body sense and respond to food.

From MarketWatch Jul. 27, 2026

Stanford professor Jamie Zeitzer, a physiologist who studies circadian cycles and how humans respond to light, supports ending the twice-a-year time changes.

From Los Angeles Times Jul. 14, 2026

Called the circadian rhythm, this clock is geared to the place where you have been living recently.

From "Flying to the Moon: An Astronaut's Story" by Michael Collins




Vocabulary lists containing circadian


Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training