Phrase guide

piston ring

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

A ring or seal that fits around a piston, sealing between the piston and the bore in which it slides.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: ring, auto part, part, component

2

noun

Meaning 2

seal consisting of a split metal ring that seals the gap between a piston and the cylinder wall

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: seal

History

Etymology

No etymology was provided for this word.

Across languages

Translations

4 source translations are retained for this English entry.

  • French: segment — ring around a piston
  • Latvian: virzuļa gredzens — ring around a piston
  • Polish: pierścień tłokowy — ring around a piston
  • Tagalog: singsing-tublik — ring around a piston