intergradation
Americannoun
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the act or process of intergrading or the state of being intergraded.
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an evolutionary process by which different species of organisms tend to merge through a series of intermediate stages or grades.
Other Word Forms
Derived Forms
Etymology
Origin of intergradation
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
This narrowness indicates intergradation with Thomomys bottae stansburyi, the race nearest to the west.
From The Pocket Gophers (Genus Thomomys) of Utah, Vol. 1 No. 1 Kansas University Publications. by Durrant, Stephen D.
In the Cascade Mountains of Washington and British Columbia this species meets the range of a well marked western species, T. douglasii, with no evidence of intergradation.
From Speciation of the Wandering Shrew by Findley, James S.
None of the specimens suggests intergradation in color between nivalis and longala, but some are slightly larger than specimens of the former from Veracruz.
From The Recent Mammals of Tamaulipas, Mexico by Alvarez, Ticul
In western British Columbia, Washington, and Oregon no evidences of intergradation between S. v. vagrans and the races setosus, permiliensis, bairdi, yaquinae, or pacificus are seen.
From Speciation of the Wandering Shrew by Findley, James S.
In Montana extensive intergradation occurs in a broad zone of transitional habitat.
From Speciation of the Wandering Shrew by Findley, James S.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
