'arsenal' definitions:

Definition of 'arsenal'

From: WordNet
noun
All the weapons and equipment that a country has [syn: arsenal, armory, armoury]
noun
A military structure where arms and ammunition and other military equipment are stored and training is given in the use of arms [syn: arsenal, armory, armoury]
noun
A place where arms are manufactured [syn: armory, armoury, arsenal]

Synonyms of 'arsenal'

From: Moby Thesaurus