Old Turkish may refer to:
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Old Anatolian Turkish
Old Anatolian Turkish (OAT, tr, Eski Anadolu Türkçesi, ''EAT'') is the stage in the history of the Turkish language spoken in Anatolia from the 11th to 15th centuries. It developed into Early Ottoman Turkish. It was written in the Arabic sc ...
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Old Turkic
Old Turkic (also East Old Turkic, Orkhon Turkic language, Old Uyghur) is the earliest attested form of the Turkic languages, found in Göktürk and Uyghur Khaganate inscriptions dating from about the eighth to the 13th century. It is the old ...
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Ottoman Turkish
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Language and nationality disambiguation pages