verb (used without object), in·ter·grad·ed, in·ter·grad·ing.
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Words nearby intergrade
Example sentences from the Web for intergrade
For the present it seems best to regard the specimen merely as an intergrade.American Weasels|E. Raymond Hall
He noted that the animals from this region intergrade with planirostris.The Pocket Gophers (Genus Thomomys) of Utah, Vol. 1 No. 1|Stephen D. Durrant
No family is more difficult to subdivide, for the various forms intergrade inextricably.Zoology: The Science of Animal Life|Ernest Ingersoll
It seems, therefore, that these two subspecies intergrade on the interior slope of the range.Mammals of the San Gabriel Mountains of California|Terry A. Vaughan
Also, Dipodomys oklahomae was not known to intergrade with any other named kinds.Speciation in the Kangaroo Rat, Dipodomys ordii|Henry W. Setzer