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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 has not had a frigate in its fleet since the USS Simpson was decommissioned in 2015. Brad Lendon, CNN Money, 26 Nov. 2025 Earlier this year, a facility called Platform Esther off Seal Beach was decommissioned by the Lands Commission. Rob Nikolewski, San Diego Union-Tribune, 26 Nov. 2025 There are some 20,000 books in Morgan’s collection, but Anke Gowda, a former worker in a Karnataka, India sugar plant, amassed nearly two-million books, mostly titles decommissioned by public libraries and given away for free (there is presumably no Medieval Book of Hours amongst the collection). Literary Hub, 24 Nov. 2025 The Park County Sheriff’s Office decommissioned the platform as well. Judith Kohler, Denver Post, 24 Nov. 2025 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 3 Dec. 2025.

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
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