deployment

noun

de·​ploy·​ment di-ˈplȯi-mənt How to pronounce deployment (audio)
plural deployments
: the act or movement of deploying or the state of being deployed: such as
a
: placement or arrangement (as of military personnel or equipment) in position for a particular use or purpose
deployment of troops
deployment of a sales force
U.S. military assistance for hurricane relief efforts has delayed the deployment of additional forces to Afghanistan, the Pentagon said on Thursday.Reuters
… memories of the peace protests that in the 1980s greeted the deployment of nuclear-armed cruise missiles on Greenham Common in Berkshire.Tim Luckhurst
also : an instance of such placement (as in a battle zone) for a period of time
On breaks from his job as a guard at the prison Camp Bucca, Iraq … during his last deployment, in 2007, James would retreat to the camp's sand-swept outdoor court and try to perfect his shot. Kelli Anderson
b
: an instance of use that involves something opening and spreading out
a pilot's deployment of a parachute after ejecting from the cockpit
These components work together to fully deploy the air bag within 50 milliseconds of impact. After deployment, the air bag will deflate in approximately 100 milliseconds.Martin W. Stockel et al.

Examples of deployment in a Sentence

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 department has also revised its deployment decision matrix during red flag conditions, allowing for earlier and heavier pre-deployment of resources when extreme winds, low humidity and high temperatures converge. Teresa Liu, Daily News, 13 Jan. 2026 Germany and the United Kingdom are considering troop deployments to Greenland. Jonathan Lemire, The Atlantic, 13 Jan. 2026 Additionally, the agreement identifies the KRONOS MMR energy system as the primary technology for potential deployment. Georgina Jedikovska, Interesting Engineering, 13 Jan. 2026 Since the deployment in the Twin Cities, whistle-burst warnings by activists are commonly heard when immigration agents flood streets. Rebecca Santana, Chicago Tribune, 13 Jan. 2026 See All Example Sentences for deployment

Word History

Etymology

borrowed from French déploiement, from déployer "to unfurl, spread out, deploy" + -ment -ment

First Known Use

1781, in the meaning defined above

Time Traveler
The first known use of deployment was in 1781

Browse Nearby Words

Cite this Entry

“Deployment.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deployment. Accessed 17 Jan. 2026.

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