- a viscous, slimy mixture of mucins, water, electrolytes, epithelial cells, and leukocytes that is secreted by glands lining the nasal, esophageal, and other body cavities and serves primarily to protect and lubricate surfaces.
Origin of mucus
Examples from the Web for mucus
It would be similar to smoking, only less…and you might get a chronic cough, or raise a little [mucus].E-Cigarettes: The Side Effects Nobody Talks About
September 25, 2014
Plummer found the film so saccharine that he even developed a nickname for it: “The Sound of Mucus.”Jim Carrey’s Rant Against ‘Kick-Ass 2’ and 13 Other Stars Who Hate Their Own Films
June 25, 2013
The announcer said brightly, “She is completely effaced right now, and she just lost her mucus plug.”Exclusive: The Miracle of Birth (VIDEO)
September 23, 2012
Mucus and pus (matter such as comes from an abscess) may also be discharged.
It is the office of this fluid to moisten and thin the mucus of the nose.Popular Education
Water precipitates pus from such a solution, but does not mucus.
The mucus of the cellular membrane is increased by blisters and sinapisms.
The mucus of the bladder is increased by cantharides, and perhaps by oil of turpentine.
- the slimy protective secretion of the mucous membranes, consisting mainly of mucin
Word Origin and History for mucus
1660s (replacing Middle English mucilage), from Latin mucus "slime, mold, mucus of the nose, snot," from PIE root *meug- "slippery, slimy," with derivatives referring to wet or slimy substances or conditions (cf. Latin emungere "to sneeze out, blow one's nose," mucere "be moldy or musty," Greek myssesthai "to blow the nose," myxa "mucus," mykes "fungus," Sanskrit muncati "he releases"). Old English had horh, which may be imitative.
- The viscous slippery substance that consists chiefly of mucin, water, cells, and inorganic salts and that is secreted as a protective lubricant coating by the cells and glands of the mucous membranes.
- The slimy, viscous substance secreted as a protective lubricant by mucous membranes. Mucus is composed chiefly of large glycoproteins called mucins and inorganic salts suspended in water.