bastion

counterguard

February 26, 2024

In a medieval fort, a structure placed in a ditch in front of a bastion to provide additional protection.

April 29, 2013

A wall (often concentric with the keep) built around a medieval fortification of a bastion or keep.

April 23, 2013

In military architecture, a bastion constructed of one face, 1 and one flank. Also called a half-bastion.