火か山ざん帯たいかざんたいMeanings1nounvolcanic belt; volcanic zoneGeological term for a region with many volcanoes, often along plate boundaries. Used in contexts like the Circum-Pacific belt.日本にほんは環かん太たい平へい洋よう火か山ざん帯たいに位い置ちしている。Japan is located in the Circum-Pacific volcanic belt.