Contains

• bulwark

  An embankment built around a space for defensive purposes; "they stormed the ramparts of...

• castle

  A large building formerly occupied by a ruler and fortified against attack.

• bunker

  A fortification of earth; mostly or entirely below ground.

• entrenchment

  An entrenched fortification; a position protected by trenches.

• parapet

  Fortification consisting of a low wall.

• redoubt

  (military) a temporary or supplementary fortification; typically square or polygonal without...

• bastion

  Projecting part of a rampart or other fortification.

• escarpment

  A steep artificial slope in front of a fortification.

• defilade

  The arrangement of defensive fortifications to protect against enemy fire.

• lunette

  Temporary fortification like a detached bastion.

• stockade

  Fortification consisting of a fence made of a line of stout posts set firmly for defen...

• fieldwork

  A temporary fortification built by troops in the field.

• palisade

  Fortification consisting of a strong fence made of stakes driven into the ground.