arsenal

The word “arsenal” means a place where weapons and ammunition are made, stored, or repaired. In plain terms, a store of weapons — or, more broadly, any impressive collection of tools or tactics ready for use.

“Arsenal” is pronounced AH-suh-nuhl (/ˈɑɹsənəl/ in IPA).

Here is “arsenal” used in a sentence: “The old naval arsenal is now a museum.”

“Arsenal” is a noun.

The word “arsenal” comes from Italian. From Italian arsenale, tracing back to Arabic dar as-sina'a, "house of manufacture" — originally a naval dockyard.

“Arsenal” is a fairly common word in modern English.

“Arsenal” has 3 distinct senses listed in this dictionary. The most common is: a place where weapons and ammunition are made, stored, or repaired.

An arsenal is a place where weapons and ammunition are made, stored, or repaired, and the word also means the full stock of weapons a group has. An armory overlaps heavily but tends to refer specifically to a storage building for arms, while arsenal can additionally imply production and the overall collection.

Yes. Because arsenal can mean the full range of resources a person or group has available, it is often used figuratively, as in an arsenal of arguments or an arsenal of skills. In this sense it simply means a large and varied supply of useful tools.

An arsenal specifically concerns weapons and ammunition, and can also name the facility where they are kept. A stockpile is a large reserve of almost anything gathered for future use, so every arsenal is a kind of stockpile, but not every stockpile is an arsenal.