Meaning Of The Word Piston ring

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What's the definition of Piston ring? Find Piston ring meanings, definitions and more at the Real Dictionary online.

Piston ring Meaning

Piston ring Definition
Piston ring Definition

What's The Definition Of Piston ring?

piston ring in Automotive Engineering
noun: A piston ring is one of the rings, made of hard, springy material, that are part of a piston in an internal combustion engine.

piston ring in British English
a metallic ring, usually one of a series, and split so as to be expansible, placed around a piston in order to maintain a tight fit, as inside the cylinder of an engine
a thin split ring fitted into a groove around a piston to seal the cylinder, transfer heat, and control cylinder-wall lubrication
noun: a split ring, usually made of cast iron, that fits into a groove on the rim of a piston to provide a spring-loaded seal against the cylinder wall

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