intergrade

/noun in-ter-greyd; verb in-ter-greyd/US // noun ˈɪn tərˌgreɪd; verb ˌɪn tərˈgreɪd //

级间,级之间,级际,级间性

Definitions

n.名词 noun

v.无主动词 verb

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

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.