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membranous

[mem-bruh-nuh s]
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adjective
  1. consisting of, of the nature of, or resembling membrane.
  2. characterized by the formation of a membrane.
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Also mem·bra·na·ceous [mem-bruh-ney-shuh s] /ˌmɛm brəˈneɪ ʃəs/.

Origin of membranous

1590–1600; membrane + -ous; compare French membraneux
Related formsmem·bra·nous·ly, adverbin·ter·mem·bra·nous, adjectivesem·i·mem·bra·nous, adjectivesub·mem·bra·na·ceous, adjectivesub·mem·bra·nous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for semimembranous

membranous

membraneous (mɛmˈbreɪnɪəs) or membranaceous (ˌmɛmbrəˈneɪʃəs)

adjective
  1. of or relating to a membrane
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Derived Formsmembranously, adverb
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

Word Origin and History for semimembranous

membranous

adj.

1590s, from Middle French membraneux (16c.), from membrane, from Latin membrana (see membrane).

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Online Etymology Dictionary, © 2010 Douglas Harper

semimembranous in Medicine

semimembranous

(sĕm′ē-mĕmbrə-nəs, sĕm′ī-)
adj.
  1. Partly membranous, as a hamstring muscle.
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membranous

(mĕmbrə-nəs)
adj.
  1. Relating to, made of, or similar to a membrane.
  2. Characterized by the formation of a membrane or a layer similar to a membrane.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

semimembranous in Science

membranous

[mĕmbrə-nəs]
  1. Relating to, made of, or similar to a membrane.
  2. Characterized by the formation of a membrane or a layer like a membrane.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.