also: かのうほう
noun
cannon; high-velocity artillery
Refers specifically to a cannon, especially high-velocity artillery pieces. The katakana form カノン砲 is standard; the ateji 加農砲 is rare.
See also: キャノン砲
戦車には強力なカノン砲が搭載されている。
The tank is equipped with a powerful cannon.
博物館に古いカノン砲が展示
An old cannon was on display at the museum.
From English 'cannon', with 砲 (cannon/gun) added as a suffix to clarify meaning. The ateji spelling 加農砲 uses kanji for phonetic approximation.