/ Dictionary / Index S simaroubaceous: Meaning and Definition of Find definitions for: sim•a•rou•ba•ceous Pronunciation: (sim"u-r-bā'shus), [key] — adj. belonging to the Simaroubaceae, the quassia family of plants. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. simarouba simazine Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language