fa definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a syllable representing the fourth tone of the diatonic scale
Origin: Middle English ; from Midieval Latin ; from fa(muli): see gamut
fa definition by American Heritage Dictionary
The fourth tone of the diatonic scale in solfeggio.
Origin: Middle English, from Medieval Latin; see gamut.