un·​dock | \ ˌən-ˈdäk How to pronounce undock (audio) \
undocked; undocking; undocks

Definition of undock

intransitive verb

: to move away from a dock (as at sailing time)

transitive verb

: uncouple undock the shuttle from the space station

Examples of undock in a Sentence

Recent Examples on the Web After a week-long handover, Skripochka, Meir and Morgan plan to undock and land next Friday on the steppe of Kazakhstan. William Harwood, CBS News, "Astronauts brace for return to Earth – and coronavirus: "It is quite surreal for us"," 10 Apr. 2020 The ship undocked and began floating down the Nile, away from the city, away from the airport. Meryl Kornfield, Washington Post, "He tested positive, then negative for coronavirus. Now this American is stuck in Egypt.," 11 Mar. 2020 Designed to last 15 years, MEV-1 will then undock and can be sent to help another satellite. Kenneth Chang, New York Times, "An Orbital Rendezvous Demonstrates a Space Junk Solution," 26 Feb. 2020 During her time in space, Koch orbited the Earth 5,248 times and helped dock and undock more than a dozen Soyuz space capsules and cargo spacecraft from the U.S., Japan and Russia. Lee Roop | Lroop@al.com, al, "Watch Alabama welcome home record-setting astronaut Christina Koch," 6 Feb. 2020 About 45 minutes after undocking for lunar descent, the crew of Antares was deep into their checklists aligning the guidance system and ensuring the LM was ready for a landing on the Moon. Frank O’brien, Ars Technica, "A deep dive into the Apollo Guidance Computer, and the hack that saved Apollo 14," 30 Jan. 2020 On July 20, 1969, Armstrong and Aldrin undocked from Columbia in lunar orbit and then descended in the lunar module Eagle to the Sea of Tranquility. Washington Post, "Nation marks 50 years after Apollo 11’s ‘giant leap’ on moon," 20 July 2019 On July 20, 1969, Armstrong and Aldrin undocked from Columbia in lunar orbit and then descended in the lunar module Eagle to the Sea of Tranquility. Marcia Dunn, Anchorage Daily News, "Nation marks 50 years after Apollo 11′s ‘giant leap’ on moon," 20 July 2019 The next day, Armstrong and Aldrin bid Collins farewell, entered the lunar lander Eagle and undocked during the crew's 13th lunar orbit. William Harwood, CBS News, "The inside story of Apollo 11's nail-biting descent to the surface of the moon," 15 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'undock.' 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 undock

1750, in the meaning defined at intransitive sense

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Time Traveler for undock

Time Traveler

The first known use of undock was in 1750

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Last Updated

24 Apr 2020

Cite this Entry

“Undock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undock. Accessed 29 May. 2020.

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