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mucin

[myoo-sin]
noun Biochemistry.
  1. any of a class of glycoproteins found in saliva, gastric juice, etc., that form viscous solutions and act as lubricants or protectants on external and internal surfaces of the body.
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Origin of mucin

First recorded in 1825–35; muc- + -in2
Related formsmu·cin·oid, adjectivemu·ci·nous [myoo-suh-nuh s] /ˈmyu sə nəs/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for mucinoid

mucin

noun
  1. biochem any of a group of nitrogenous mucoproteins occurring in saliva, skin, tendon, etc, that produce a very viscous solution in water
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Derived Formsmucinous, adjective

Word Origin for mucin

C19: via French from Latin mucus
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

mucinoid in Medicine

mucinoid

(myōōsə-noid′)
adj.
  1. Resembling mucin.
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mucin

(myōōsĭn)
n.
  1. Any of a group of glycoproteins found especially in the secretions of mucous membranes.
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Related formsmucin•ous adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.