/ Dictionary / Index F fittonia: Meaning and Definition of Find definitions for: fit•to•ni•a Pronunciation: (fi-tō'nē-u), [key] — n. either of two plants, Fittonia gigantea or F. verschaffeltii, of the acanthus family, native to South America, having conspicuously veined leaves and often cultivated as a houseplant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fitting room Fitzgerald Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language