noun
overthrust structure; decken structure
Geological term for a large-scale thrust fault where older rock layers are pushed over younger ones.
この地域には大規模な押し被せ構造が見られる。
A large-scale overthrust structure can be seen in this region.
Compound of 押し被せ (oshikabuse, 'pushing over') + 構造 (kōzō, 'structure'). The exact derivation is uncertain; the spelling is conventionally associated with the geological meaning.