piston ring

English

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This is a view of a typical piston and its piston rings. When they are down inside the cylinder, the rings are compressed so as to be even with the piston's diameter, pressing against the cylinder walls; when they are uncompressed, as seen here, their springing action springs them further open.
a close-up view of some piston rings

Noun

piston ring (plural piston rings)Category:English lemmas#PISTONRINGCategory:English nouns#PISTONRINGCategory:English countable nouns#PISTONRINGCategory:English multiword terms#PISTONRINGCategory:English entries with incorrect language header#PISTONRINGCategory:Pages with entries#PISTON%20RINGCategory:Pages with 1 entry#PISTON%20RING

  2. A ring or seal that fits around a piston, sealing between the piston and the bore in which it slides.
    Hypernyms: ringCategory:English links with manual fragments#PISTON%20RING (elliptically synonymous) < auto partCategory:English links with manual fragments#PISTON%20RING < partCategory:English links with manual fragments#PISTON%20RING, componentCategory:English links with manual fragments#PISTON%20RING

Translations

Category:English countable nouns Category:English lemmas Category:English links with manual fragments Category:English multiword terms Category:English nouns Category:Entries with translation boxes Category:Pages with 1 entry Category:Pages with entries Category:Terms with French translations Category:Terms with Latvian translations Category:Terms with Polish translations Category:Terms with Tagalog translations