vt. 用城墙围住

[医] 轮廓状的

[ verb ]
surround with or as if with a rampart or other fortification
<verb.competition>

Circumvallate \Cir`cum*val"late\, v. t. [L. circumvallatus, p.
p. of circumvallare to surround with a wall; circum + vallare
to wall, fr. vallum rampart.]
To surround with a rampart or wall. --Johnson.


Circumvallate \Cir`cum*val"late\, a.
1. Surrounded with a wall; inclosed with a rampart.

2. (Anat.) Surrounded by a ridge or elevation; as, the
circumvallate papill[ae], near the base of the tongue.