transˈracial,a. [f. trans- 3 + racial a.] Across or crossing racial boundaries. 1971Time 16 Aug. 46 The Merediths' decision is part of a growing phenomenon known in sociologists' jargon as transracial adoption.1976Indian Jrnl. Social Work XXXVII. 152/1 The trend..is now moving towards transracial adoptions.