circumvallation

n. 围以城墙

发音

UK /sɜːkəmvæˈleɪʃən/
US /sɚkəmvæˈleɪʃən/

词形变化

circumvallations 复数 circumvallations

释义与例句

n.
  1. 1.

    A rampart or other defensive entrenchment that entirely encircles the position being defended.

词源

Borrowed from Latin circumvāllātiō. By surface analysis, circumvallate + -ation.

来源：wiktionary