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Definitions

secretion

[si-kree-shuhn] / sɪˈkri ʃən /


NOUN
substance released
Synonyms


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.

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Bees, however, often coat their nests with a waxy secretion that creates a waterproof, polished interior.

From Science Daily Apr. 3, 2026

The team found that many common, non-harmful gut bacteria carry type III secretion systems.

From Science Daily Mar. 27, 2026

Novo’s cautious C-suite was ready to target Type 2 diabetes—an obvious choice, as GLP-1 augments insulin secretion.

From The Wall Street Journal Nov. 28, 2025

The EU has already defined dairy items as products coming from the "normal mammary secretion".

From BBC Oct. 8, 2025

The Bundimun oozes a secretion which rots away the very foundations of the dwelling in which it is found.

From "Fantastic Beasts and Where to Find Them" by J.K. Rowling

It was a tale about organic matter, the sound and smell of silk, wool and cotton, their inevitable decay a result of skin secretions, chemicals, light and time.

From The Wall Street Journal May 9, 2026

"And we didn't see excess mucus secretions ... so we also just immediately knew that we weren't stressing out the animals."

From Salon May 13, 2025

The devastating viral infection, carried by wild birds, spreads primarily through respiratory secretions and bird-to-bird contact and can also be contracted by mammals that ingest birds or other products.

From BBC Dec. 25, 2024

It is unclear exactly how the cows became infected, but the most likely source is feces or other secretions from a wild bird infected with the virus.

From New York Times Apr. 24, 2024

Lichens, the rocks’ first covering, aided the process of disintegration by their acid secretions and made a lodging place for other life.

From "Silent Spring" by Rachel Carson




Vocabulary lists containing secretion


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