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intergrade

[ noun in-ter-greyd; verb in-ter-greyd ]

noun

  1. an intermediate grade, form, stage, etc.


verb (used without object)

, in·ter·grad·ed, in·ter·grad·ing.
  1. to merge gradually, one into another, as different species through evolution.

intergrade

verb

  1. intr (esp of biological species, etc) to merge one into another
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


noun

  1. an intermediate stage or form
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • ˌintergraˈdation, noun
  • ˌintergraˈdational, adjective
  • ˌinterˈgradient, adjective
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Word History and Origins

Origin of intergrade1

First recorded in 1870–75; inter- + grade
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Example Sentences

For the present it seems best to regard the specimen merely as an intergrade.

He noted that the animals from this region intergrade with planirostris.

No family is more difficult to subdivide, for the various forms intergrade inextricably.

It seems, therefore, that these two subspecies intergrade on the interior slope of the range.

Also, Dipodomys oklahomae was not known to intergrade with any other named kinds.

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intergradationintergranular