: 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 May 2024
The pathogen can be deadly to people with underlying conditions such as cystic fibrosis, a genetic disorder that impairs the cells’ ability to effectively flush mucus from the lungs and other body systems.
—Tribune News Service, The Mercury News, 18 May 2024
Prior research has shown that food additive emulsifiers can damage the protective mucus layer of the gut and increase the risk of a leaky gut.
—Kayla Hui, Verywell Health, 16 May 2024
Over time, zoologists kept finding examples of baby caecilians feeding on the mucus and skin of their mothers—a strategy quite different from the lay ’em and leave ’em behavior many frogs employ to kick-start the next generation.
—Riley Black, Smithsonian Magazine, 13 May 2024
These include a white coating on the tongue, a dry mouth, or excess mucus entering the back of the throat from one's nose or sinuses - usually stemming from nasal irritation, allergies, or a bacterial infection.
—Daryl Austin, USA TODAY, 4 May 2024
But never fear—the mucus is collected in a reservoir, and a filter connects the reservoir to the tube.
—Christin Perry, Parents, 10 May 2024
Dahl added that nasal rinses or irrigation can help clear allergens or thick mucus in the nose, especially during allergy and pollen season.
—Alyssa Hui, Verywell Health, 8 May 2024
Pepper spray can cause chemical burns in lungs, block airways and trigger coughing and excessive mucus.
—Nichole Manna, Fort Worth Star-Telegram, 7 May 2024
Rafil Kroll-Zaidi, Harper's Magazine, 22 May 2024
The pathogen can be deadly to people with underlying conditions such as cystic fibrosis, a genetic disorder that impairs the cells’ ability to effectively flush mucus from the lungs and other body systems.
—Tribune News Service, The Mercury News, 18 May 2024
Prior research has shown that food additive emulsifiers can damage the protective mucus layer of the gut and increase the risk of a leaky gut.
—Kayla Hui, Verywell Health, 16 May 2024
Over time, zoologists kept finding examples of baby caecilians feeding on the mucus and skin of their mothers—a strategy quite different from the lay ’em and leave ’em behavior many frogs employ to kick-start the next generation.
—Riley Black, Smithsonian Magazine, 13 May 2024
These include a white coating on the tongue, a dry mouth, or excess mucus entering the back of the throat from one's nose or sinuses - usually stemming from nasal irritation, allergies, or a bacterial infection.
—Daryl Austin, USA TODAY, 4 May 2024
But never fear—the mucus is collected in a reservoir, and a filter connects the reservoir to the tube.
—Christin Perry, Parents, 10 May 2024
Dahl added that nasal rinses or irrigation can help clear allergens or thick mucus in the nose, especially during allergy and pollen season.
—Alyssa Hui, Verywell Health, 8 May 2024
Pepper spray can cause chemical burns in lungs, block airways and trigger coughing and excessive mucus.
—Nichole Manna, Fort Worth Star-Telegram, 7 May 2024
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.
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Cite this Entry
“Mucus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mucus. Accessed 28 May. 2024.
Copy CitationKids 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
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