noun
- plural of orogeny; processes of mountain formation, especially by folding of the earth’s crust
Usage: geological term
Examples
- The Appalachian Mountains were formed through multiple orogenies over millions of years.
- Geologists study ancient orogenies to understand how mountain ranges developed.
- The collision of tectonic plates often triggers orogenies that create new mountain systems.
- Evidence of past orogenies can be found in folded rock layers.
- The Alpine orogenies shaped much of Europe’s mountainous terrain.
- Students learned about the different types of orogenies in their earth science class.