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: 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
Some nasal sprays contain decongestants that shrink swollen blood vessels in the nasal passages, while others use saline to clear mucus and moisturize the nasal lining.
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Justin Gest, Newsweek, 11 Feb. 2025
Try eating hot soup or broth to help thin mucus, drain the sinuses, and soothe throat irritation.38
13.
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Ann Pietrangelo, Verywell Health, 10 Feb. 2025
Watch this video to learn why your body produces so much mucus and what the details say about your immune system.
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Alexandra Banner, CNN, 27 Jan. 2025
Adenocarcinoma: This type of cancer starts in the glandular cells (cells that line the bladder and make mucus).
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Steffini Stalos, Health, 25 Jan. 2025
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Cite this Entry
“Mucus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mucus. Accessed 19 Feb. 2025.
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.com: Encyclopedia article about mucus
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