Thesaurus.com
Dictionary.com
Showing results for mucus. Search instead for mucu.
Definitions

mucus

[myoo-kuhs] / ˈmyu kəs /
NOUN
secretion
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.

Born with cystic fibrosis, a genetic disorder that causes mucus to become thick and sticky, she has just 9% lung function.

From BBC • Mar. 24, 2026

CF is a genetic condition that can particularly affect someone's digestive system, as well as their lungs, because their body produces a thick, sticky mucus that coats the organs.

From BBC • Mar. 20, 2026

"Intelectin-2 first reinforces the mucus barrier itself, and then if that barrier is breached, it can control the bacteria and restrict their growth," Kiessling says.

From Science Daily • Mar. 16, 2026

Because the root problem is the loss of this protective mucus rather than sluggish intestinal movement, standard laxatives and drugs designed to stimulate gut motion may not provide relief.

From Science Daily • Feb. 19, 2026

On the floor at the side of the desk was a spittoon overflowing with mucus.

From "Black Boy" by Richard Wright