interethnic

in·ter·eth·nic

 (ĭn′tər-ĕth′nĭk)
adj.
Of, relating to, involving, or representing different ethnic groups: an interethnic marriage; interethnic political coalitions.


in′ter·eth′ni·cal·ly adv.

interethnic

(ˌɪntərˈɛθnɪk)
adj
occurring between or involving two or more ethnic groups