Definition of mucus in English:

mucus

Line breaks: mucus
Pronunciation: /ˈmjuːkəs
 
/

noun

[mass noun]
1A slimy substance, typically not miscible with water, secreted by the mucous membranes and glands of animals for lubrication, protection, etc.
More example sentences
  • The conjunctiva contains thousands of cells that produce mucus and tiny glands that produce tears.
  • It is spread by contact with the saliva or mucus of an infected person.
  • Physiotherapy helps clear the thick, sticky mucus from the lungs.
1.1A gummy substance found in plants; mucilage.
More example sentences
  • The tube feet, arranged in groups of three on the pinnules, are coated with mucus that ensnares the prey.
  • This plant secretes mucus from a stalk.
  • Mucus produced by the plant provides temporary and effective protection from petroleum damage.

Origin

mid 17th century: from Latin.

Definition of mucus in:

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