/ Dictionary / Index C columnea: Meaning and Definition of Find definitions for: co•lum•ne•a Pronunciation: (ku-lum'nē-u), [key] — n. any of various vines or shrubs of the genus Columnea, native to tropical America, that have tubular, showy, two-lipped flowers and are often cultivated as houseplants. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: columnea (Thesaurus) column chromatography columniation Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language