plural of Proto-Iranian

Collective name for a number of extinct Iranian languages which are descended from Proto-Iranian.

Collectively, a number of Indo-European Iranian languages spoken between the 4th century BC and the 9th century AD.

(humanities) an interdisciplinary field dealing with the study of history, literature, art and culture of Iranian peoples

plural of Indo-Iranian

A plateau in Western Asia and Central Asia.

plural of Iranian language

(linguistics) Any language descended from Proto-Iranian.

(linguistics, uncountable) The hypothetical ancestor language or protolanguage of Indo-Aryan languages, the Iranian languages, the Dardic languages and the Nuristani languages.

(anthropology, countable) A person who spoke the Proto-Indo-Iranian language.