/ Dictionary / Index F formic: Meaning and Definition of Find definitions for: for•mic Pronunciation: (fôr'mik), [key] — adj. of or pertaining to ants. of or derived from formic acid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: formic (Thesaurus) form genus Formica Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language