The Indo-European languages are a language family native to the overwhelming majority of Europe, the Iranian plateau, and the northern Indian subcontinent...

Proto-Indo-European (PIE) is the reconstructed common ancestor of the Indo-European language family. No direct record of Proto-Indo-European exists;...

The pre-Indo-European languages are any of several ancient languages, not necessarily related to one another, that existed in Prehistoric Europe, Asia Minor...

roughly half the world's population. The Indo-European languages include some 449 (SIL estimate, 2018 edition) languages spoken by about 3.5 billion people...

The Indo-Iranian languages (also known as Indo-Iranic languages or collectively the Aryan languages) constitute the largest and southeasternmost extant...

people speaking derived Indo-European languages, which took place approx. 4000 to 1000 BCE, potentially explaining how these languages came to be spoken across...

The following is a table of many of the most fundamental Proto-Indo-European language (PIE) words and roots, with their cognates in all of the major families...

pastoralists brought the Indo-European languages with them. Steppe ancestry is also found in the DNA of speakers of Indo-European languages in India, especially...

The Proto-Indo-Europeans are a hypothetical prehistoric ethnolinguistic group of Eurasia who spoke Proto-Indo-European (PIE), the reconstructed common...

The Indo-Aryan languages (or sometimes Indic languages) are a branch of the Indo-Iranian languages in the Indo-European language family. As of the early...