高こう角かく砲ほう

noun

high-angle gun; anti-aircraft gun

Military term for a gun designed to fire at high elevations, primarily used against aircraft.

• 旧きゅう日本にほん海かい軍ぐんの艦かん艇ていには高こう角かく砲ほうが装そう備びされていた。

  Warships of the former Imperial Japanese Navy were equipped with high-angle guns.