gas engine

American  

noun

1. an internal-combustion engine driven by a mixture of air and gas.

---

gas engine British  

noun

1. a type of internal-combustion engine using a flammable gas, such as coal gas or natural gas, as fuel

---

Etymology

Origin of gas engine

First recorded in 1870–75

Example Sentences

For an additional $4,850, CX-50 buyers can opt for the naturally aspirated 2.5-liter four-cylinder gas engine, three electric motors, continuously variable transmission, and hybrid all-wheel drive, using an independent rear traction motor.

From The Wall Street Journal • Feb. 27, 2026

Hybrids gain improved fuel efficiency thanks to specialized powertrains that combine a gas engine with at least one electric motor that’s powered by a battery pack that does not need to be plugged in.

From Seattle Times • Sep. 27, 2023

California Governor Gavin Newsom spoke about his state's leadership on climate policies, including a ban on the sale of new gas engine vehicles by 2035.

From Reuters • Sep. 20, 2023

Some environmentalists don’t like PHEVs because they’re not pure electric drive and people don’t always charge up, instead relying more heavily on the gas engine.

From Los Angeles Times • Aug. 16, 2023

It was the harsh throb of a gas engine.

From "The Golden Compass" by Philip Pullman