Also found in: Dictionary, Thesaurus, Wikipedia.
Related to spark coil: ignition coil
spark coil[′spärk ‚kȯil]
An induction coil for producing spark discharges, as to initiate combustion in an internal combustion engine.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.