Definition that contains defensive structure
- munition defensive structure consisting of walls or mounds built around a stronghold to strengthen it
- fortification defensive structure consisting of walls or mounds built around a stronghold to strengthen it
- chevaux-de-frise defensive structure consisting of a movable obstacle composed of barbed wire or spikes attached to a wooden frame; used to obstruct cavalry
- cheval-de-frise defensive structure consisting of a movable obstacle composed of barbed wire or spikes attached to a wooden frame; used to obstruct cavalry
- line of defence defensive structure consisting of a barrier that can be employed for defense against attack
- line of defense defensive structure consisting of a barrier that can be employed for defense against attack