[ glahy-kohs-uh-mee-noh-glahy-kan ]
/ ˌglaɪ koʊs əˌmi noʊˈglaɪ kæn /


any of a class of polysaccharides derived from hexosamine that form mucins when complexed with proteins: formerly called mucopolysaccharide.

Nearby words

  1. glycoprotein,
  2. glycoptyalism,
  3. glycopyrrolate,
  4. glycorrhachia,
  5. glycorrhea,
  6. glycose,
  7. glycosecretory,
  8. glycosialia,
  9. glycosialorrhea,
  10. glycoside

Origin of glycosaminoglycan

1975–80; glyco- + (hexo)samine + -o- + glycan polysaccharide Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for glycosaminoglycan


[ glī′kōs-ə-mē′nō-glīkăn′ ]



The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for glycosaminoglycan


[ glī′kōs-ə-mē′nō-glīkăn ]

Any of a group of polysaccharides with high molecular weight that contain amino sugars and often form complexes with proteins. Heparin is a glycosaminoglycan. Also called mucopolysaccharide
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.