expeditionary

adjective

ex·​pe·​di·​tion·​ary ˌek-spə-ˈdi-shə-ˌner-ē How to pronounce expeditionary (audio)
: of, relating to, or being an expedition
also : sent on military service abroad
an expeditionary force

Examples of expeditionary 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 company pointed out that the integration of laser systems on the lightweight, highly mobile ISV platform reflects a commitment to scalable, adaptable, and expeditionary force protection solutions. Prabhat Ranjan Mishra, Interesting Engineering, 8 Sep. 2025 The force includes about 4,500 sailors and Marines, among them a rapid-response expeditionary unit of 2,200 troops. Antonio María Delgado, Miami Herald, 2 Sep. 2025 Kim's decision in recent months to acknowledge and even embrace this expeditionary action has underlined the ruler's notion of North Korea playing an outsized role in world affairs. Tom O'Connor, MSNBC Newsweek, 27 Aug. 2025 Amphibious assault ships allow the military to project power and maintain presence by serving as the cornerstone of the Navy’s amphibious readiness and expeditionary strike capabilities, the U.S. Attorney’s Office for the Southern District of California said in a news release. Minyvonne Burke, NBC news, 21 Aug. 2025 See All Example Sentences for expeditionary

Word History

First Known Use

1817, in the meaning defined above

Time Traveler
The first known use of expeditionary was in 1817

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Cite this Entry

“Expeditionary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/expeditionary. Accessed 10 Sep. 2025.

Kids Definition

expeditionary

adjective
ex·​pe·​di·​tion·​ary ek-spə-ˈdish-ə-ˌner-ē How to pronounce expeditionary (audio)
: sent on military service abroad
an expeditionary force
Last Updated: - Updated example sentences
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