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

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 Crew Dragon commander Michael Hopkins, Victor Glover, Shannon Walker and Japanese astronaut Soichi Noguchi, who launched last November 15 in the first operational flight of a SpaceX ferry ship — Crew-1 — now plan to undock from the lab on Friday at 5:55 p.m. ET. William Harwood, CBS News, 26 Apr. 2021 Tomorrow morning, Thursday May 31, the SpaceX Dragon capsule will undock from the International Space Station, perform a series of maneuvers, and then come back home to Earth. Phil Plait, Discover Magazine, 30 May 2012 Each ticket comes with training on SpaceX ships, emergency preparedness, and spacesuits, as well as mission simulations, like docking and undocking with Haven-1 for return to Earth. Stephanie Mlot, PCMAG, 11 May 2023 The Soyuz is expected to undock at 3:21 a.m. Ashley Strickland, CNN, 29 Mar. 2022 Bidding their seven station crewmates farewell, Crew Dragon commander Michael Hopkins, Victor Glover, Shannon Walker and Japanese astronaut Soichi Noguchi plan to undock from the Harmony module's upper port at 8:35 p.m. EDT Saturday, kicking off a six-and-a-half hour re-entry sequence. William Harwood, CBS News, 30 Apr. 2021 After briefing their replacements on the intricacies of station operations, Mann and her Crew-5 team will undock and return to Earth around March 9 to close out a 154-day mission. William Harwood, CBS News, 1 Mar. 2023 The astronauts will undock the spacecraft from the International Space Station, travel back toward Earth, and ultimately parachute down to Kazakhstan three-and-a-half hours later. Chelsea Gohd, Discover Magazine, 19 Dec. 2018 At the conclusion of the mission, NASA said, Dragon Endeavour will autonomously undock with the four crew members aboard, depart the space station and re-enter Earth’s atmosphere. Natalie Neysa Alund, USA TODAY, 25 Feb. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'undock.' 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

1750, in the meaning defined at intransitive sense

Time Traveler
The first known use of undock was in 1750

Dictionary Entries Near undock

Cite this Entry

“Undock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undock. Accessed 26 Feb. 2024.

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