/ Dictionary / Index A advantageous: Meaning and Definition of Find definitions for: ad•van•ta•geous Pronunciation: (ad"vun-tā'jus), [key] — adj. providing an advantage; furnishing convenience or opportunity; favorable; profitable; useful; beneficial: an advantageous position; an advantageous treaty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: advantageous (Thesaurus) advantaged advect Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language