thrust·​er | \ ˈthrə-stər How to pronounce thruster (audio) \
variants: or less commonly thrustor

Definition of thruster

: 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 The craft also will test a new thruster system that was developed in part by Glenn Center researchers. Laura Hancock, cleveland, 30 Nov. 2021 The test was supposed to come to an end, but the thruster kept firing unexpectedly, NASA officials said. Washington Post, 15 Nov. 2021 But in a moment of unexpected drama, inadvertent thruster firings briefly knocked the sprawling complex out of its normal orientation. William Harwood, CBS News, 3 Aug. 2021 After a couple of thruster burns, the capsule was in orbit 366 miles above Earth, the highest astronauts have gone since a mission to repair the Hubble. New York Times, 18 Sep. 2021 The docking did not go to plan this summer when a problem with the thruster on Nauka tilted the space station temporarily, although the crew was happily in no immediate danger and the situation was righted quickly. Elizabeth Howell, Forbes, 16 Sep. 2021 Sercel says a prototype thruster demonstrated enough thrust for the Worker Bee at the company’s Colorado test site in late August, and that two more prototypes in its southern California lab are proceeding through tests. Tim Fernholz, Quartz, 25 Aug. 2021 Given the likelihood that Nauka's errant thruster firing involved human error, that would be at least the third major problem in less than three years resulting from shoddy work. Eric Berger, Wired, 3 Aug. 2021 As a consequence, estimates of the force of the orbiter’s thruster were off by a factor of 4.5. Anna Russel, The New Yorker, 3 Aug. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thruster.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of thruster

1597, in the meaning defined above

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Time Traveler for thruster

Time Traveler

The first known use of thruster was in 1597

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Dictionary Entries Near thruster

thrust coefficient


thrust face

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Statistics for thruster

Last Updated

5 Dec 2021

Cite this Entry

“Thruster.” Dictionary, Merriam-Webster, Accessed 9 Dec. 2021.

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More from Merriam-Webster on thruster

Nglish: Translation of thruster for Spanish Speakers


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