Pronunciation: ˌ e- ˌ p ī - ' rä-j ə -n ē
Function: noun
Inflected Form: plural -nies
Etymology: Greek ē peiros mainland, continent + English -geny
Date: 1890
: the deformation of the earth's crust by which the broader features of relief are produced
– epei · ro · gen · ic \ i- ˌ p ī -r ə - ' je-nik \ adjective
– epei · ro · gen · i · cal · ly \ -ni-k( ə -)l ē \ adverb