piston ring

noun

: a springy split metal ring for sealing the gap between a piston and the cylinder wall

Examples of piston ring in a Sentence

Recent Examples on the Web Last month Kia recalled over 147,000 2020 and 2021 Soul and Seltos SUVs due to the piston ring problem. CBS News, 5 May 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'piston ring.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1754, in the meaning defined above

Time Traveler
The first known use of piston ring was in 1754

Dictionary Entries Near piston ring

Cite this Entry

“Piston ring.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/piston%20ring. Accessed 15 Apr. 2024.

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