/ Dictionary / Index M microfarad: Meaning and Definition of Find definitions for: mi•cro•far•ad Pronunciation: (mī'kru-far"ud, -ad), [key] — n. Elect. a unit of capacitance, equal to one millionth of a farad. Abbr.: mf., mfd. Symbol: &mgr;F, &mgr;f Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: microfarad (Thesaurus) microevolution microfauna Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language