piston

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.

The compression ratio is a measurement of the cylinder displacement between the two extremes of the piston stroke.

From BBC • Feb. 18, 2026

Many municipalities across the country have banned two-stroke leaf blowers—so named because a piston in a leaf blower engine makes two movements instead of four, as in a car.

From The Wall Street Journal • Oct. 16, 2025

Young explains that they have fewer moving parts than traditional piston engines, making them easier to maintain, yet deliver surprising power for their relatively compact, lightweight size.

From Los Angeles Times • Apr. 29, 2025

These illuminate, curing the resin that remains in the minuscule gap between the piston and the LEDs.

From Science Daily • Jan. 4, 2024

On the other hand, when you want power from a piston engine, the engine responds as soon as your hand moves the throttle.

From "Flying to the Moon: An Astronaut's Story" by Michael Collins