/ Dictionary / Index S spark-killer: Meaning and Definition of Find definitions for: spark-kil•ler Pronunciation: (spärk'kil"ur), [key] — n. Elect. a device for diminishing sparking, consisting of a capacitor and a resistor connected in series across two points where sparking may occur in a circuit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sparking voltage sparkle 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