環かん濠ごう

noun

circular moat; ring moat

Refers to a moat that encircles a settlement, castle, or archaeological site. Often used in descriptions of ancient Japanese fortifications.

• 吉野ヶ里遺跡よしのがりいせきには大おおきな環かん濠ごうが残のこっている。

  A large circular moat remains at the Yoshinogari site.

• 環かん濠ごう集しゅう落らくは弥生やよい時じ代だいの特とく徴ちょう的てきな集しゅう落らく形けい態たいだ。

  Moated settlements are a characteristic settlement form of the Yayoi period.