Definify.com
Webster 1913 Edition
Indo-European
Inˊdo-Euˊro-pe′an
,Adj.
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;
as, the
. Indo-European
or Aryan familyThe common origin of the
Indo-European
nations. Tylor.