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Champlainian

adjective
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Cham·​plain·​ian | \ (ˈ)sham¦plānēən \

Definition of Champlainian

: of or relating to a subdivision of the North American Ordovician

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History and Etymology for Champlainian

Lake Champlain, N. Y. + English -ian

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“Champlainian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Champlainian. Accessed 4 Apr. 2020.

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