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spark-killer

American  
[spahrk-kil-er] / ˈspɑrkˌkɪl ər /

noun

Electricity.

  1. a device for diminishing sparking, spark, consisting of a capacitor and a resistor connected in series across two points where sparking spark may occur in a circuit.

Etymology

Origin of spark-killer

spark 1 + killer

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.