Mortars are able to fire from the protection of a trench or defilade.
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An RPG round struck very near Giunta, who was returning fire and directing bravo team from a small defilade.
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The chief advantage a mortar section has over an artillery battery is the flexibility of small numbers, mobility and the ability to engage targets in the defilade with plunging fires.
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The arrangement of defensive fortifications to protect against enemy fire
Enfilade and defilade are concepts in military tactics used to describe a military formation's exposure to enemy fire. In addition, enfilade fire is used to describe gunfire directed against an "enfiladed" formation or position. ...
A fortification having such protection; to fortify something as a protection from enfilading fire
A depression in the ground; where you foolishly pitched your tent just before it rains.
Protection from hostile observation and fire provided by an obstacle such as a hill, ridge, or bank.