/ Dictionary / Index L loganiaceous: Meaning and Definition of Find definitions for: lo•ga•ni•a•ceous Pronunciation: (lō-gā"nē-ā'shus), [key] — adj. belonging to the plant family Loganiaceae. Cf. logania family. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. logania logania family Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language