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uniformitarianism
/ ˌːɪˌɔːɪˈɛəɪəˌɪə /
noun
- the concept that the earth's surface was shaped in the past by gradual processes, such as erosion, and by small sudden changes, such as earthquakes, of the type acting today rather than by the sudden divine acts, such as the flood survived by Noah (Genesis 6–8), demanded by the doctrine of catastrophism
uniformitarianism
/ ̅̅′nə-ôĭ-â′ŧ-ə-ĭ′əm /
- The theory that all geologic phenomena may be explained as the result of existing forces having operated uniformly from the origin of the Earth to the present time.
- See Note at Lyell
Example Sentences
In the 1920s, mainstream geologists rigidly believed in uniformitarianism — the idea that geological features could only form over thousands or millions of years.
It concerned the geologic principle of uniformitarianism, which states that processes we can observe can be used to interpret Earth's history.
Geologists call this theory of using the present to explain the past “uniformitarianism.”
The new battle became an argument between catastrophism and uniformitarianism–unattractive terms for an important and very long-running dispute.
The theory of “uniformitarianism” saw the world in terms of slow, gradual processes — a view that helped Charles Darwin develop his theory of evolution.
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