Circumvallate

v. t.	1.	To surround with a rampart or wall.
a.	1.	Surrounded with a wall; inclosed with a rampart.
	2.	(Anat.) Surrounded by a ridge or elevation; as, the circumvallate papillæ, near the base of the tongue.

Verb

1.

circumvallate - surround with or as if with a rampart or other fortification

fence, fence in, palisade, surround, wall