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- Dictionaryu·ni·form·i·tar·i·an·ism/ˌyo͞onəˌfôrməˈterēəˌnizəm/
noun
- 1. the theory that changes in the earth's crust during geological history have resulted from the action of continuous and uniform processes.
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Uniformitarianism is the principle that Earth's geologic processes have remained constant and explain all geologic change. Learn how this idea was developed by Hutton, Lyell, and Darwin, and how it was challenged by Kelvin and radioactivity.
The meaning of UNIFORMITARIANISM is a geologic doctrine that processes acting in the same manner as at present and over long spans of time are sufficient to account for all current geological features and all past geological changes.
Uniformitarianism, also known as the Doctrine of Uniformity or the Uniformitarian Principle, is the assumption that the same natural laws and processes that operate in our present-day scientific observations have always operated in the universe in the past and apply everywhere in the universe.
Oct 19, 2023 · Uniformitarianism is the principle that Earth has always changed in uniform ways and that the present is the key to the past. Learn how this idea challenged the theory of catastrophism and influenced geology and biology.
Nov 22, 2019 · Uniformitarianism is the idea that the present processes shape the earth and the universe, and that the past can be understood from the present. Learn about its origins, evolution, and applications in geology and evolution.
Uniformitarianism is a theory that explains the earth's landscape by slow and constant processes of erosion, deposition, compaction and uplift. It was developed by James Hutton and popularized by Charles Lyell in the 19th century and challenges the idea of a young earth and catastrophism.
Uniformitarianism is the scientific concept that the earth's surface was shaped by gradual and slow processes, not by sudden divine acts. Learn more about its history, meaning, and contrast with catastrophism from Dictionary.com.
