Uniformitarianism meaning

yo͝o'nə-fôr'mĭ-târ'ē-ə-nĭz'əm
The doctrine that all geologic changes may be explained by existing physical and chemical processes, as erosion, deposition, volcanic action, etc., that have operated in essentially the same way throughout geologic time.
noun
2
0
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.
noun
1
0
(chiefly geology) The scientific principle that natural processes operated in the past in the same way that they operate today. [from 19th c.]
noun
1
0
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.
1
1
Advertisement

Origin of uniformitarianism

From uniformitarian +"Ž -ism.