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
Confidence in Israel’s ability to seriously damage Iran’s nuclear program has slipped from 62% to 48%; expectations of crippling its ballistic missile arsenal have dropped from 73% to 57%.
—
Tal Shalev, CNN Money, 5 Apr. 2026
Iranian weapons remain Israel assesses that Iran still has more than 1,000 missiles capable of reaching it, while Hezbollah’s arsenal in Lebanon includes as many as 10,000 shorter-range rockets, according to military briefings cited by Israeli media this weekend.
—Boston Herald Wire Services, Boston Herald, 5 Apr. 2026
Manager Skip Schumaker was happy with how Leiter threw strikes and used his arsenal.
—Lawrence Dow, Fort Worth Star-Telegram, 5 Apr. 2026
This arsenal enables a broad mission set covering anti-submarine and anti-surface warfare, land strikes, intelligence gathering, surveillance, reconnaissance, mine warfare, and support for special operations forces.
—Bojan Stojkovski, Interesting Engineering, 4 Apr. 2026
See All Example Sentences for arsenal
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Tal Shalev, CNN Money, 5 Apr. 2026
Iranian weapons remain Israel assesses that Iran still has more than 1,000 missiles capable of reaching it, while Hezbollah’s arsenal in Lebanon includes as many as 10,000 shorter-range rockets, according to military briefings cited by Israeli media this weekend.
—Boston Herald Wire Services, Boston Herald, 5 Apr. 2026
Manager Skip Schumaker was happy with how Leiter threw strikes and used his arsenal.
—Lawrence Dow, Fort Worth Star-Telegram, 5 Apr. 2026
This arsenal enables a broad mission set covering anti-submarine and anti-surface warfare, land strikes, intelligence gathering, surveillance, reconnaissance, mine warfare, and support for special operations forces.
—Bojan Stojkovski, Interesting Engineering, 4 Apr. 2026
See All Example Sentences for arsenal
Cite this Entry
“Arsenal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arsenal. Accessed 8 Apr. 2026.
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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