1
a
: an establishment for the manufacture or storage of arms and military equipment
The city is home to a federal arsenal.
b
: a collection of weapons
2
: store, repertoire
the team's arsenal of veteran players
Examples of arsenal in a Sentence
The city is home to a federal arsenal.
Doctors have a broad arsenal of medicines to choose from.
the team's arsenal of veteran players
Recent Examples on the Web
Artificial Intelligence Demands Secure-By-Design Philosophy Artificial intelligence is firmly in the arsenal of attackers and defenders both.
—
Jonathan Fischbein, Forbes, 17 Mar. 2025
In practice, this guarantee was an effective deterrent to first the Soviet Union, and then Russia, because of the involvement of the United States, the NATO country with by far the largest conventional military and nuclear arsenal.
—Joshua Keating, Vox, 17 Mar. 2025
Aside from its huge power, the American arsenal’s size and diversity gives it another key advantage in nuclear war: the potential to minimize any thermonuclear exchange.
—Joseph Ataman, CNN, 16 Mar. 2025
Last week, another lethal arsenal supply was discovered when X-ray scanners revealed discrepancies in the images and a physical inspection was then conducted.
—Jacqueline Charles, Miami Herald, 14 Mar. 2025
See All Example Sentences for arsenal
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Jonathan Fischbein, Forbes, 17 Mar. 2025
In practice, this guarantee was an effective deterrent to first the Soviet Union, and then Russia, because of the involvement of the United States, the NATO country with by far the largest conventional military and nuclear arsenal.
—Joshua Keating, Vox, 17 Mar. 2025
Aside from its huge power, the American arsenal’s size and diversity gives it another key advantage in nuclear war: the potential to minimize any thermonuclear exchange.
—Joseph Ataman, CNN, 16 Mar. 2025
Last week, another lethal arsenal supply was discovered when X-ray scanners revealed discrepancies in the images and a physical inspection was then conducted.
—Jacqueline Charles, Miami Herald, 14 Mar. 2025
See All Example Sentences for arsenal
Cite this Entry
“Arsenal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arsenal. Accessed 24 Mar. 2025.
Copy CitationKids Definition
arsenal
noun
ar·se·nal
ˈärs-nəl 
-ᵊn-əl
1
: a place for the manufacture or storage of arms
2
: a collection of weapons
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