especially: an engine (such as a jet engine) that develops thrust by expelling a jet of fluid or a stream of particles
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Once the Dragon separated from the rocket, the vehicle used its own thrusters to navigate its way to the International Space Station.—Eric Lagatta, USA Today, 24 Feb. 2026 Shortly after the launch, however, mission managers detected helium leaks in the capsule’s propulsion system, and then several thrusters malfunctioned as the spacecraft tried to dock with the space station.—Denise Chow, NBC news, 19 Feb. 2026 Its first and second uncrewed orbital tests, in 2019 and 2022, each revealed unexpected performance shortfalls with Starliner’s thrusters.—Claire Cameron, Scientific American, 19 Feb. 2026 Starliner has been under development for more than a decade, and problems with the vehicle’s thrusters also cropped up during uncrewed test flights flown prior to NASA’s inaugural Boeing Crew Flight Test in 2024, which included NASA astronauts Suni Williams and Butch Wilmore.—Jackie Wattles, CNN Money, 19 Feb. 2026 See All Example Sentences for thruster