/ Dictionary / Index S single-phase: Meaning and Definition of Find definitions for: sin•gle-phase Pronunciation: (sing'gul-fāz"), [key] — adj. Elect. noting or pertaining to a circuit having an alternating current with one phase or with phases differing by 180°. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. single occupancy single point mooring Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language