• synonyms


[gloo-koh-suh-meen, -min]
noun Biochemistry.
  1. an aminosugar occurring in many polysaccharides of vertebrate tissue and also as the major component of chitin.
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Origin of glucosamine

First recorded in 1880–85; glucose + -amine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for glucosamine

Historical Examples

  • When hydrolysed these fungoid celluloses yield, in addition to monoses, glucosamine and acetic acid.

    Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5


British Dictionary definitions for glucosamine


  1. the amino derivative of glucose that occurs in chitin. It has been used in some herbal remedies
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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

glucosamine in Medicine


(glōō-kōsə-mēn′, glōōkō-sə-mēn′)
  1. An amino derivative of glucose that is found especially in polysaccharides such as chitin and in cell membranes.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

glucosamine in Science


[glōō-kōsə-mēn′, glōōkō-]
  1. An amino derivative of glucose in which an amino group replaces a hydroxyl group. It is a component of many polysaccharides and is the basic structural unit of chitin. Glucosamine is used as an over-the-counter dietary supplement by some people with symptoms of arthritis. Chemical formula: C6H13NO5.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.