Reference meaning
uniformitarianism
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The scientific principle that natural laws and processes operated in the past in the same way and at the same rates that they operate today, and sometimes in the same way everywhere in the universe as well.
Source and scope
This definition is reproduced from English Wiktionary, sense en-uniformitarianism-en-noun-lwXOoPO2, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.