orog·​e·​ny | \ ȯ-ˈrä-jə-nē How to pronounce orogeny (audio) \

Definition of orogeny

: the process of mountain formation especially by folding of the earth's crust

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Other Words from orogeny

orogenic \ ˌȯr-​ə-​ˈje-​nik How to pronounce orogenic (audio) \ adjective

Examples of orogeny in a Sentence

Recent Examples on the Web That continental smash-up is called the Alleghanian orogeny. Ken Jennings, CNT, "The Appalachian Mountains May Have Once Been as Tall as the Himalayas," 17 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'orogeny.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of orogeny

1890, in the meaning defined above

History and Etymology for orogeny

International Scientific Vocabulary

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Time Traveler for orogeny

Time Traveler

The first known use of orogeny was in 1890

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Cite this Entry

“Orogeny.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/orogeny. Accessed 14 Aug. 2020.

More from Merriam-Webster on orogeny

Britannica.com: Encyclopedia article about orogeny

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