decommission

verb

de·​com·​mis·​sion ˌdē-kə-ˈmi-shən How to pronounce decommission (audio)
decommissioned; decommissioning; decommissions

transitive verb

: to remove (something, such as a ship or a nuclear power plant) from service

Examples of decommission in a Sentence

Several military bases are scheduled to be decommissioned. The government is decommissioning the nuclear power plant.
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.
The Navy decommissioned its last dedicated minesweepers in the Persian Gulf last September. Eva Roytburg, Fortune, 13 Mar. 2026 Epstein had just sold it, and the plan was to decommission the craft and prep the airplane for sale. Aj Willingham, AJC.com, 12 Mar. 2026 The city’s final contract with Flock expires this month, and its cameras are then set to be decommissioned. Elliott Wenzler, Denver Post, 11 Mar. 2026 The solar farm will be decommissioned after 35 years, with the village expected to receive $930,000. Olivia Stevens, Chicago Tribune, 10 Mar. 2026 See All Example Sentences for decommission

Word History

First Known Use

1922, in the meaning defined above

Time Traveler
The first known use of decommission was in 1922

Browse Nearby Words

Cite this Entry

“Decommission.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decommission. Accessed 15 Mar. 2026.

Kids Definition

decommission

verb
de·​com·​mis·​sion ˌdē-kə-ˈmish-ən How to pronounce decommission (audio)
: to remove (as a ship) from use or service

More from Merriam-Webster on decommission

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster