a. Aryan; -- applied to the languages of India and Europe which are derived from the prehistoric Aryan language; also, pertaining to the people or nations who speak these languages;
The common origin of the Indo-European nations. Tylor. [ 1913 Webster ]
. A member of one of the Caucasian races of Europe or India speaking an Indo-European language.
Professor Otto Schrader . . . considers that the oldest probable domicile of the Indo-Europeans is to be sought for on the common borderland of Asia and of Europe, -- in the steppe country of southern Russia. Census of India, 1901. [ Webster 1913 Suppl. ]