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heterochthonous

[ het-uh-rok-thuh-nuhs ]
/ ˌhɛt əˈrɒk θə nəs /
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adjective
not indigenous; foreign (opposed to autochthonous): heterochthonous flora and fauna.
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Origin of heterochthonous

First recorded in 1890–95; hetero- + Greek chthṓn “the earth, land, country” + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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