Last Updated
：2025/11/21
spark gap
（ plural ）
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A gap, between two electrical terminals, across which sparks are generated. / Such a gap as a component of an engine's ignition system, especially that between the electrodes of a spark plug.
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spark gap
The spark gap between the two terminals occasionally discharges, protecting the circuit from voltage surges.
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The spark gap between the two terminals occasionally discharges, protecting the circuit from voltage surges.
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