/ Dictionary / Index A arabinose: Meaning and Definition of Find definitions for: a•rab•i•nose Pronunciation: (u-rab'u-nōs", ar'u-bu-), [key] — n. Chem. a white, crystalline, water-soluble solid, CHO, obtained from plant gums or made synthetically from glucose, used chiefly as a culture medium in bacteriology. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Arabic numerals arabinoside Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language