Ras·​sen·​kreis | \ ˈräsᵊnˌkrīs \
plural Rassenkreise\ -​īzə \

Definition of Rassenkreis

: a polytypic species especially when exhibiting a pattern of geographical replacement of one type by another

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History and Etymology for Rassenkreis

borrowed from German, from Rassen-, variant in compounds of Rasse “race, population” (borrowed from French race, going back to Middle French, “group of people with a common ancestor”) + Kreis “circle, ring,” after earlier Formenkreis Formenkreis

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Cite this Entry

“Rassenkreis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rassenkreis. Accessed 18 Oct. 2021.

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