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
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.
Owing to the abrupt change in elevation, the zone of intergradation is rather narrow horizontally.
From Speciation of the Wandering Shrew by Findley, James S.
The lines between these subspecies are difficult to establish because the zones of intergradation are broad.
From The Recent Mammals of Tamaulipas, Mexico by Alvarez, Ticul
This difference in color suggests intergradation at this place between C. l. microdon that ranged to the northeast, C. l. cagottis to the south, and probably with C. l. impavidus distributed to the west.
From The Recent Mammals of Tamaulipas, Mexico by Alvarez, Ticul
They are still isolated and enough time has elapsed so that only vestiges of morphological intergradation exist between centralis and these eastern forms.
From The Pocket Gophers (Genus Thomomys) of Utah, Vol. 1 No. 1 Kansas University Publications. by Durrant, Stephen D.
West of the Cascades no evidence of intergradation has been found and the two kinds occur almost side by side and maintain their distinctness.
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.
