Indo-European
1. denoting, belonging to, or relating to a family of languages that includes English and many other culturally and politically important languages of the world: a characteristic feature, esp of the older languages such as Latin, Greek, and Sanskrit, is inflection showing gender, number, and case
2. denoting or relating to the hypothetical parent language of this family, primitive Indo-European
3. denoting, belonging to, or relating to any of the peoples speaking these languages
4. the Indo-European family of languages
5. the reconstructed hypothetical parent language of this family
6. a member of the prehistoric people who spoke this language
7. a descendant of this people or a native speaker of an Indo-European language
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005