1. Plural of casemate: a fortified gun emplacement or armored enclosure in a fort or warship, designed to protect artillery and gunners from enemy fire.
Usage: military; historical

Examples

• The coastal fort's casemates were built to withstand cannon fire from attacking ships.
• Soldiers manned the casemates during the siege, firing through narrow openings.
• The battleship's casemates housed heavy artillery protected by thick steel armor.
• Engineers designed the casemates to provide maximum protection while allowing clear lines of fire.
• The old fortress still contains several intact casemates from the 19th century.