neptunist

noun
nep·​tun·​ist | \ -nə̇st \
plural -s

Definition of neptunist

: one holding the now obsolete theory that all of the rocks of the earth's crust were formed by the agency of water — compare plutonist

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History and Etymology for neptunist

International Scientific Vocabulary neptun- (from Latin Neptunus) + -ist

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Cite this Entry

“Neptunist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neptunist. Accessed 27 Nov. 2020.

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