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


an intermediate grade, form, stage, etc.

verb (used without object), in·ter·grad·ed, in·ter·grad·ing.

to merge gradually, one into another, as different species through evolution.

Origin of intergrade

First recorded in 1870–75; inter- + grade Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for intergrade

British Dictionary definitions for intergrade


verb (ˌɪntəˈɡreɪd)

(intr) (esp of biological species, etc) to merge one into another

noun (ˈɪntəˌɡreɪd)

an intermediate stage or form

Derived forms of intergrade

intergradation, nounintergradational, adjectiveintergradient, adjective
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