/ Dictionary / Index A arugula: Meaning and Definition of Find definitions for: a•ru•gu•la Pronunciation: (u-r'gu-lu), [key] — n. a Mediterranean plant, Eruca vesicaria sativa, of the mustard family, having pungent leaves used in salads. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: arugula (Thesaurus) Aruba Aru Islands Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language