Mucus

//ˈmjuːkəs// noun

Definitions

Noun
  1. 1
    A slippery secretion from the lining of the mucous membranes. uncountable, usually

    "The mucus in coryza may vary from runny to viscous."

  2. 2
    protective secretion of the mucous membranes; in the gut it lubricates the passage of food and protects the epithelial cells; in the nose and throat and lungs it can make it difficult for bacteria to penetrate the body through the epithelium wordnet
  3. 3
    Short for vegetable mucus abbreviation, alt-of, uncountable, usually

Etymology

Learned borrowing from Latin mūcus. Partly displaced Old English slīm, whence modern slime.

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