- Geology. a continuous process by which rocks are created, changed from one form to another, destroyed, and then formed again.
Also called geological cycle.
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- another name for geological cycle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012