山さん体たい

noun

mountain shape; mountain form

Technical term used in geography, geology, and related fields to refer to the overall shape or form of a mountain.

• この地ち域いきの山さん体たいは、侵しん食しょくによって特とく徴ちょう的てきな形かたちをしている。

  The mountain shape in this region has a distinctive form due to erosion.