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Definitions

rotary

[roh-tuh-ree] / ˈroʊ tə ri /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In 2024, the company reconstituted its rotary engine research group.

From The Wall Street Journal • Apr. 24, 2026

A startup called LiquidPiston has spent more than a decade developing a new kind of rotary engine—including the X Mini shown here—that it says can be both more efficient and compact than traditional piston engines.

From The Wall Street Journal • Apr. 24, 2026

The first rotary engines were pioneered in the late 1800s by French and American inventors, and made their way into early motorcycles and airplanes.

From The Wall Street Journal • Apr. 24, 2026

LiquidPiston’s Shkolnik says that someday, his company’s novel rotary engine could be ideal for providing range extension.

From The Wall Street Journal • Apr. 24, 2026

Even the simplest choice, like whether to have a Touch-Tone telephone or a rotary one, required enormous, painstaking deliberation.

From "The Color of Water: A Black Man's Tribute to His White Mother" by James McBride




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