/ Dictionary / Index A arabinoside: Meaning and Definition of Find definitions for: ar•a•bin•o•side Pronunciation: (ar"u-bin'u-sīd", u-rab'u-nu-), [key] — n. Biochem. a glycoside of arabinose, esp. any of those used in antiviral therapy as structural analogs of ribonucleosides. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arabinose arabis Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language