/ Dictionary / Index G glycosaminoglycan: Meaning and Definition of Find definitions for: gly•cos•a•mi•no•gly•can Pronunciation: (glī"kōs-u-mē"nō-glī'kan), [key] — n. any of a class of polysaccharides derived from hexosamine that form mucins when complexed with proteins: formerly called mucopolysaccharide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. glycoprotein glycoside Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language