service module

noun

: a space vehicle module that contains oxygen, water, fuel cells, propellant tanks, and the main rocket engine

Examples of service module 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.
If all goes according to plan, Progress 93 will dock with the station's Zvezda service module on Saturday (Sept. 13) at 1:27 p.m. EDT (1727 GMT), delivering 2.8 tons of food, propellant and other supplies to the astronauts of the current Expedition 73 mission on the ISS, according to a NASA update. Mike Wall, Space.com, 11 Sep. 2025 The latest mission will have more capacity for experiments, flying with a service module attached to the rear for the third time. Richard Tribou, The Orlando Sentinel, 21 Aug. 2025 The movie dramatized his role as the leader of what was originally planned as NASA's third moon landing, but instead became a mission of survival after an explosion tore through his spacecraft's service module. Robert Pearlman, ArsTechnica, 9 Aug. 2025 But Apollo 13’s service module, carrying Lovell and two others, experienced a sudden oxygen tank explosion on its way to the moon. Don Babwin, Chicago Tribune, 8 Aug. 2025 See All Example Sentences for service module

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of service module was in 1961

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Cite this Entry

“Service module.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/service%20module. Accessed 4 Oct. 2025.

Kids Definition

service module

noun
: a part of a space vehicle containing oxygen, water, fuel cells, fuel tanks, and the main rocket engine
Last Updated: - Updated example sentences
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