thruster

noun

thrust·​er ˈthrə-stər How to pronounce thruster (audio)
variants or less commonly thrustor
: one that thrusts
especially : an engine (such as a jet engine) that develops thrust by expelling a jet of fluid or a stream of particles

Examples of thruster in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The next Starliner test flight would seek to confirm that the spacecraft's thrusters function properly after modifications were made to the vehicle's propulsion system, according to Stich. Leah Sarnoff, ABC News, 20 Mar. 2025 But during the docking process, several thrusters on the spacecraft’s service module, which are used to move the capsule around in orbit, malfunctioned. NBC News, 19 Mar. 2025 Finally happy with the terrain below, Blue Ghost's computer sent the command for landing, powered by eight thrusters pulsing in rapid succession to control the craft's descent rate. Ars Technica, 18 Mar. 2025 Once separated from the rocket, the Dragon Endurance used its own thrusters to autonomously power on to the space station. Eric Lagatta, USA TODAY, 18 Mar. 2025 See All Example Sentences for thruster

Word History

First Known Use

1597, in the meaning defined above

Time Traveler
The first known use of thruster was in 1597

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Cite this Entry

“Thruster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thruster. Accessed 28 Mar. 2025.

Kids Definition

thruster

noun
thrust·​er ˈthrəs-tər How to pronounce thruster (audio)
: one that thrusts
especially : an engine that produces thrust by discharging a jet of fluid or a stream of particles

More from Merriam-Webster on thruster

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