ep·​ei·​rog·​e·​ny ˌe-ˌpī-ˈrä-jə-nē How to pronounce epeirogeny (audio)
plural epeirogenies
: the deformation of the earth's crust by which the broader features of relief are produced
epeirogenic adjective
epeirogenically adverb

Word History


Greek ēpeiros mainland, continent + English -geny

First Known Use

1890, in the meaning defined above

Time Traveler
The first known use of epeirogeny was in 1890

Dictionary Entries Near epeirogeny

Cite this Entry

“Epeirogeny.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/epeirogeny. Accessed 2 Mar. 2024.

More from Merriam-Webster on epeirogeny

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!