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erosionist

noun
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ero·​sion·​ist | \ -zhənə̇st \
plural -s

Definition of erosionist

: a supporter of the now obsolete theory that the contour of the land is mainly the result of erosion

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“Erosionist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erosionist. Accessed 25 Feb. 2021.

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