/ Dictionary / Index A agapanthus: Meaning and Definition of Find definitions for: ag•a•pan•thus Pronunciation: (ag"u-pan'thus), [key] — pl. -thus•es. any of several plants of the genus Agapanthus, of the amaryllis family, native to Africa, having sword-shaped leaves and umbels of blue or white flowers. Cf. lily-of-the-Nile. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: agapanthus (Thesaurus) Agaña agape Related Content Daily Word Quiz: banshee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language