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geocline

noun
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ge·​o·​cline | \ ˈjēōˌklīn \

Definition of geocline

: the gradation in variation of any widespread polytypic group of organisms along geographical lines — compare allen's rule , bergmann's rule

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History and Etymology for geocline

ge- + -cline

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Cite this Entry

“Geocline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geocline. Accessed 20 Feb. 2020.

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