- arsenal, armory, armoury - all the weapons and equipment that a country has
--1 is a kind of armament
- arsenal, armory, armoury - a military structure where arms and ammunition and other military equipment are stored and training is given in the use of arms
--2 is a kind of military installation
- armory, armoury, arsenal - a place where arms are manufactured
--3 is a kind of foundry, metalworks