Nearctic

adjective
Ne·​arc·​tic | \ ˌnē-ˈärk-tik How to pronounce Nearctic (audio) , -ˈär-tik\

Definition of Nearctic

: of, relating to, or being the biogeographic subregion that includes Greenland and North America north of tropical Mexico

First Known Use of Nearctic

1858, in the meaning defined above

History and Etymology for Nearctic

ne- + arctic entry 1

Note: Introduced, along with neotropical, ethiopian entry 2, and palearctic, by the British zoologist Philip Sclater (1829-1913) in "On the general Geographical Distribution of the Members of the Class Aves [read June 16th, 1857]," Journal of the Proceedings of the Linnean Society, Zoology, vol. 2 (1858), pp. 130-45.

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The first known use of Nearctic was in 1858

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