noun
orogenic belt; orogenic zone
Geological term for a long, narrow region of mountain-building activity, typically at convergent plate boundaries.
日本列島は環太平洋造山帯の一部です。
The Japanese archipelago is part of the circum-Pacific orogenic belt.
Compound of 造山 (mountain building) + 帯 (belt, zone). The exact historical derivation is uncertain; the term is a modern geological calque.