four-stroke

American  

[fawr-strohk, fohr-] / ˈfɔrˌstroʊk, ˈfoʊr- /

adjective

Machinery.

1. four-cycle.

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four-stroke British  

adjective

1. US and Canadian name: four-cycle. relating to or designating an internal-combustion engine in which the piston makes four strokes for every explosion Compare two-stroke

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Etymology

Origin of four-stroke

First recorded in 1895–1900

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Example Sentences

See Examples For:

four-stroke

Many still in use are powered by older, two-stroke engines, like those in chain saws, which are louder and more polluting than four-stroke engines, like those in cars.

From The Wall Street Journal ● Oct. 10, 2026

Hodges birdied four of his last six holes for a 7-under 64 and a four-stroke lead over Tyler Duncan on Friday after almost two rounds of the 3M Open.

From Seattle Times ● Jul. 28, 2023

In 1973, Tommy Aaron won his only major championship at the rain-delayed Masters, posting a 68 on Monday to overcome a four-stroke deficit in the final round.

From Washington Post ● Apr. 5, 2023

Smith reeled in overnight co-leaders Rory McIlroy and Viktor Hovland's four-stroke final-round advantage to win by one shot from American Cameron Young, with McIlroy finishing two shots back in third.

From BBC ● Jul. 17, 2022

The Hotel-Dieu dining room is big and somber and full of people talking about U-boats off Gibraltar and the inequities of currency exchange and four-stroke marine diesel engines.

From "All the Light We Cannot See" by Anthony Doerr

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