Noun: orogeny o'ró-ju-nee [N. Amer], ó'ró-ju-nee [Brit]
- The process of mountain formation (especially by the upward displacement of the earth's crust)
"The Himalayan orogeny resulted from the collision of the Indian and Eurasian tectonic plates"
Derived forms: orogenies
Type of: geologic process, geological process
Encyclopedia: Orogeny