spark gap

noun

: a space between two high-potential terminals (as of an induction coil or spark plug) through which pass discharges of electricity
also : a device having a spark gap

Word History

First Known Use

1889, in the meaning defined above

Time Traveler
The first known use of spark gap was in 1889

Dictionary Entries Near spark gap

spark frequency

spark gap

spark generator

See More Nearby Entries 

Cite this Entry

“Spark gap.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spark%20gap. Accessed 30 Nov. 2024.

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Britannica.com: Encyclopedia article about spark gap

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