mucous membrane


noun
  1. a lubricating membrane lining an internal surface or an organ, as the alimentary, respiratory, and genitourinary canals.

Origin of mucous membrane

1
First recorded in 1805–15

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How to use mucous membrane in a sentence

British Dictionary definitions for mucous membrane

mucous membrane

noun
  1. a mucus-secreting membrane that lines body cavities or passages that are open to the external environment: Also called: mucosa

Derived forms of mucous membrane

  • mucomembranous (ˌmjuːkəʊˈmɛmbrənəs), adjective

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

Scientific definitions for mucous membrane

mucous membrane

[ myōōkəs ]


  1. Any of the membranes lining the passages of the body, such as the respiratory and digestive tracts, that open to the outside. Cells in the mucous membranes secrete mucus, which lubricates the membranes and protects against infection.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for mucous membrane

mucous membrane

[ (myooh-kuhs) ]


The membrane that lines passageways and cavities in the body that lead to the outside, such as the mouth, gastrointestinal tract, nose, vagina, and urethra. These membranes are equipped with glands that secrete mucus.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.