piston

Fetched 2026-10-26 (cache).

Synonyms: pistol, pishon, pilton, piton, liston, pistou, pison, picton, poston, riston, histon

Antonyms: pistol, pishon, pilton, piton, liston, pistou, pison, picton, poston, riston, histon

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|mechanics}} A [[solid]] [[disk]] or [[cylinder]] that fits inside a [[hollow]] cylinder, and moves under [[pressure]] (as in an [[engine]]) or [[displace]]s [[fluid]] (as in a [[pump]])
2. {{lb|en|music}} A [[valve]] [[device]] in some [[brass]] [[instrument]]s for changing the [[pitch]]

Verb

1. {{lb|en|intransitive}} To move up and down or in and out like a piston.

Proper noun

1. {{surname|en}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.