a coil of many turns of insulated wire on an iron core, used for producing sparks.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use spark coil in a sentence
This winding constitutes all of the magneto windings, no external spark coil being necessary.Aviation Engines | Victor Wilfred Pag
Wire from last carbon to spark coil and from coil to switch, and from switch to one of the connections on the engine.Farm Engines and How to Run Them | James H. Stephenson
I must brace up that tank and put in a new high-tension wire from the spark coil.Tom Swift and his Motor-boat | Victor Appleton
"You wouldn't have beaten me if my spark coil hadn't gone back on me," he said, somewhat sneeringly.Tom Swift and his Motor-boat | Victor Appleton
If a ground causes a continuous current, the spark coil will attract the armature, thus causing the bell to ring continuously.Motion Picture Operation, Stage Electrics and Illusions | Henry C. Horstmann
British Dictionary definitions for spark coil
an induction coil used to produce spark discharges
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for spark coil
An induction coil used to induce sparks in the spark plugs of an internal combustion engine. See more at induction coil.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.