command module


: a space vehicle module designed to carry the crew, the chief communication equipment, and the equipment for reentry

Examples of command module in a Sentence

Recent Examples on the Web From left, command module pilot James Lovell, lunar module pilot William Anders, and Commander Frank Borman. Jordan Freiman, CBS News, 9 Nov. 2023 Roosa was the command module pilot on NASA’s Apollo 14 mission, responsible for circling the moon alone while Alan Shepard and Edgar Mitchell cavorted on the lunar surface below. John Kelly, Washington Post, 23 Sep. 2023 Lovell’s husband, Jim, was the command module pilot of Apollo 8, which in 1968 orbited the moon. Bob Goldsborough, Chicago Tribune, 1 Sep. 2023 From the first tentative 120-foot flight of the Wrights’ aircraft to the Apollo 11 command module Columbia that traveled a total of 953,054 miles on its moon voyage, the National Air and Space Museum embodies our innate desire to learn, to experiment and to explore. Lonnie G. Bunch Iii, Smithsonian Magazine, 23 Sep. 2022 The power-up was required to get the command module ready to bring the astronauts through the last leg of the mission, through the atmosphere to a splashdown. Elizabeth Howell, Forbes, 31 July 2022 On July 21, 1969, Apollo 11’s Eagle lunar ascent stage lifted off from the surface of the Moon to rendezvous with the command module Columbia in orbit. The Physics Arxiv Blog, Discover Magazine, 28 July 2021 After touching down on the moon on Dec. 11, 1972, Apollo 17 astronauts Eugene A. Cernan — a San Diego Navy pilot on his third space flight — and Harrison H. Schmitt spent three days exploring the lunar surface while Ronald E. Evans remained in orbit in the command module. San Diego Union-Tribune, 18 Dec. 2022 The spaceship’s rear compartment, known as the service module and carrying its oxygen tanks and electrical generator, had been damaged by the explosion, resulting in the disabling of the oxygen and primary electrical power in the command module, which housed the crew. New York Times, 27 Mar. 2021 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'command module.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of command module was in 1962

Dictionary Entries Near command module

Cite this Entry

“Command module.” Dictionary, Merriam-Webster, Accessed 6 Dec. 2023.

Kids Definition

command module

: part of a space vehicle designed to carry the crew, the chief communications equipment, and the equipment for return to Earth's atmosphere
Last Updated: - Updated example sentences
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