the formation of mountain ranges by intense upward displacement of the earth's crust, usually associated with folding, thrust faulting, and other compressional processes
Derived forms
orogenic (ˌɒrəʊˈdʒɛnɪk) or orogenetic (ˌɒrəʊdʒɪˈnɛtɪk)
adjective
orogenically (ˌoroˈgenically) or orogenetically (ˌorogeˈnetically)
adverb
orogeny in American English
(oʊˈrɑdʒəni)
nounWord forms: pluraloˈrogenies
the formation of mountains through structural disturbance of the earth's crust, esp. by folding and faulting