/ Dictionary / Index A asteraceous: Meaning and Definition of Find definitions for: as•ter•a•ceous Pronunciation: (as"tu-rā'shus), [key] — adj. Bot. belonging to the Asterasceae, an alternative name for the plant family Compositae. Cf. composite family. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aster aster daisy Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language