Encirclement is a military term for the situation when a force or target is isolated and surrounded by enemy forces.

What is encirclement in literature?

encirclement - a war measure that isolates some area of importance to the enemy.

Is there a word encircle?

verb (used with object), en·cir·cled, en·cir·cling. to form a circle around; surround; encompass: to encircle an enemy. to make a circling movement around; make the circuit of.