Definitions
from The Century Dictionary.
- noun An electric spark which jumps a gap in a previously open circuit: frequently used for igniting the charge in an internal-combustion engine.
Etymologies
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Examples
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It has a float-feed carburetor, mechanical oiler, and the ignition system is the jump-spark -- the best for this style of motor.
Tom Swift and His Motor-Boat, or, the Rivals of Lake Carlopa Victor [pseud.] Appleton
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He overhauled the ignition system, which was the jump-spark style, cleaned the magneto and adjusted the gasoline and compression taps so that they fitted better.
Tom Swift and His Motor-Boat, or, the Rivals of Lake Carlopa Victor [pseud.] Appleton
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"Now in a jump-spark engine," he explained leisurely, with a knowing squint of his eyes and an uplifted explanatory forefinger: "in a jump-spark engine, gentlemen, there is a number of things to consider.
The River and I John G. Neihardt 1927
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