artillery
//ɑːˈtɪləri//
Noun
1
Large-caliber guns or missile launchers used in warfare on land, typically mounted on wheels or tracks.
The army deployed heavy artillery along the front line.
2
A branch of an army that uses large guns and missile systems.
He served in the artillery for ten years.
3
The science and practice of designing, manufacturing, and using large weapons.
He studied artillery at the military academy.