ar ‧ til ‧ le ‧ ry /ɑːˈtɪləri $ ɑːr-/ BrE AmE noun
[ Date: 1300-1400 ; Language: Old French ; Origin: artillerie , from artillier 'to provide with equipment or weapons' ]
1 . [uncountable] large guns, either on wheels or fixed in one place
2 . the artillery the part of the army that uses these weapons