arsenal
noun /ˈɑːsənl/
/ˈɑːrsənl/
- a collection of weapons such as guns and explosives
- The treaty requires them to reduce their nuclear arsenal by 30%.
- The cost of the proposed military arsenal is huge.
- a building where military weapons and explosives are made or stored
- The building was used as an arsenal until the eighteenth century.
- A group of soldiers unsuccessfully attacked an arsenal close to the airport.
Word Originearly 16th cent. (denoting a dock for the construction and repair of ships): from French, or from obsolete Italian arzanale, based on Arabic dār-aṣ-ṣinā‘a, from dār ‘house’ + al- ‘(of) the’ + sinā‘a ‘art, industry’.