/ Dictionary / Index F fa: Meaning and Definition of Find definitions for: fa Pronunciation: (fä), [key] — n. Music. the syllable used for the fourth tone of a diatonic scale. (in the fixed system of solmization) the tone F. Cf. sol-fa (def. 1). fā Pronunciation: (fä), [key] — n. the twentieth letter of the Arabic alphabet. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fa (Thesaurus) F, f FAA Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language