kratogen
noun
krat·o·gen
ˈkrȧtəjə̇n,
-ˌjen
plural -s
: a region that has remained undisturbed while an adjacent area has been affected by mountain-making movements compare orogen
kratogenic adjective
¦⸗⸗¦jenik
Word History
Etymology
German, from krato- (from Greek kratos mastery, strength) + -gen