: a viscid slippery secretion that is usually rich in mucins and is produced by mucous membranes which it moistens and protects
Examples of mucus in a Sentence
Recent Examples on the Web
Share [Findings] Stinging water was blamed on jellyfish mucus.
—
Rafil Kroll-Zaidi, Harper's Magazine, 22 Nov. 2023
Another mussel dangles its larvae at the end of a yard-long fishing line of mucus.
—Robert Kunzig, Scientific American, 17 Oct. 2023
Staying hydrated also loosens the mucus in your baby's respiratory tract.
—Nicole Harris, Parents, 25 Aug. 2023
Nasal Polyps Nasal polyps are small, benign growths that develop from nose or sinus tissues and can cause the sinus cavities to become blocked, preventing mucus from draining and causing sinus infection.
—Kristin Koch, Health, 10 Nov. 2023
Drink plenty of fluids (water, clear broth, tea, etc) to help prevent dehydration and loosen mucus from nasal and air passages.
—Dominique Fluker, Essence, 25 Oct. 2023
Compared with hot water alone, studies show chicken soup is more effective at loosening mucus.
—Colby Teeman, Assistant Professor Of Dietetics and Nutrition, University Of Dayton, Fortune Well, 21 Oct. 2023
Instead, putting garlic in your nose may cause your mucus to build up and irritate your mucus membranes, increasing mucus production.
—Karen Pallarito, Health, 3 Sep. 2023
Anemones pack a sting, but the tiny clownfish isn’t affected thanks to a layer of mucus that protects its skin.
—Sean Mowbray, Discover Magazine, 25 Oct. 2023
See More
Rafil Kroll-Zaidi, Harper's Magazine, 22 Nov. 2023
Another mussel dangles its larvae at the end of a yard-long fishing line of mucus.
—Robert Kunzig, Scientific American, 17 Oct. 2023
Staying hydrated also loosens the mucus in your baby's respiratory tract.
—Nicole Harris, Parents, 25 Aug. 2023
Nasal Polyps Nasal polyps are small, benign growths that develop from nose or sinus tissues and can cause the sinus cavities to become blocked, preventing mucus from draining and causing sinus infection.
—Kristin Koch, Health, 10 Nov. 2023
Drink plenty of fluids (water, clear broth, tea, etc) to help prevent dehydration and loosen mucus from nasal and air passages.
—Dominique Fluker, Essence, 25 Oct. 2023
Compared with hot water alone, studies show chicken soup is more effective at loosening mucus.
—Colby Teeman, Assistant Professor Of Dietetics and Nutrition, University Of Dayton, Fortune Well, 21 Oct. 2023
Instead, putting garlic in your nose may cause your mucus to build up and irritate your mucus membranes, increasing mucus production.
—Karen Pallarito, Health, 3 Sep. 2023
Anemones pack a sting, but the tiny clownfish isn’t affected thanks to a layer of mucus that protects its skin.
—Sean Mowbray, Discover Magazine, 25 Oct. 2023
See More
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'mucus.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Articles Related to mucus
Dictionary Entries Near mucus
Cite this Entry
“Mucus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mucus. Accessed 10 Dec. 2023.
Copy Citation
Kids Definition
mucus
noun
mu·cus
ˈmyü-kəs 
: a slippery sticky substance produced especially by mucous membranes which it moistens and protects
Medical Definition
mucus
noun
mu·cus
ˈmyü-kəs
: a viscid slippery secretion that is usually rich in mucins and is produced by mucous membranes which it moistens and protects
More from Merriam-Webster on mucus
Nglish: Translation of mucus for Spanish Speakers
Britannica English: Translation of mucus for Arabic Speakers
Britannica.com: Encyclopedia article about mucus
Love words? Need even more definitions?
Merriam-Webster unabridged
Share