/ Dictionary / Index E ericaceous: Meaning and Definition of Find definitions for: er•i•ca•ceous Pronunciation: (er"i-kā'shus), [key] — adj. belonging to the Ericaceae, the heath family of plants. Cf. heath family. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. erica ericeticolous Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language