1. the process of mountain formation, especially by folding of the earth’s crust
Usage: geological

Examples

• The Himalayas were formed through orogenesis when the Indian plate collided with the Eurasian plate.
• Geologists study orogenesis to understand how mountain ranges develop over millions of years.
• The Appalachian Mountains are the result of ancient orogenesis that occurred hundreds of millions of years ago.
• Orogenesis involves the folding, faulting, and uplift of rock layers in the Earth’s crust.
• The Rocky Mountains provide an excellent example of orogenesis in North America.
• Scientists use various dating methods to determine when orogenesis occurred in different regions.