/ Dictionary / Index O oligosaccharide: Meaning and Definition of Find definitions for: ol•i•go•sac•cha•ride Pronunciation: (ol"i-gō-sak'u-rīd", -rid), [key] — n. Chem. any carbohydrate yielding few monosaccharides on hydrolysis, as two, three, or four. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oligosaccharide (Thesaurus) oligopsony oligotrophic Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language