![catastrophist catastrophist](https://www.tekportal.net/wp-content/uploads/2019/02/catastrophist-6963.jpg)
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Related: Catastrophist.
A theory holding that changes in the Earth take place swiftly and irreversibly. (Contrast gradualism.)
<
Related: Catastrophist.
A theory holding that changes in the Earth take place swiftly and irreversibly. (Contrast gradualism.)