砲ほう廓かく

noun

casemate; armored gun enclosure on a warship

Rare technical term from naval architecture; refers to a protected compartment for artillery on a warship. Not in common modern use.

• 戦せん艦かんの設せっ計けい図ずには、砲ほう廓かくの位い置ちが細こまかく記しるされていた。

  The battleship's blueprints showed the positions of the casemates in detail.