甲こう巡じゅんMeanings1nounarmored cruiserHistorical naval term for a type of warship used from the late 19th to early 20th century, protected by an armored deck.甲こう巡じゅんは日にち露ろ戦せん争そうで活かつ躍やくした。Armored cruisers played an active role in the Russo-Japanese War.