Yenisein.

1888 Encycl. Brit. XXIV. 1/1 Samoyedic. Yurak and Yenisei, White-Sea to the Yenisei.

1908 T. G. Tucker Introd. Nat. Hist. Lang. viii. 149 The Hyberborean speeches of Asia, some of which may or may not form a family, include..Yenissei-Ostiak (a tongue to be distinguished from the Ural-Altaic Ostiak, with which it agrees neither in its roots nor in the principle of vowel-harmony).

1932 W. L. Graff Lang. & Langs. 406 The Yenisei-Ostiak variety is believed to be related to Tibeto-Chinese.

1939 L. H. Gray Found. Lang. 369 The languages of the Uralic family are as follows:..Samoyede group: Yurak, Yenisei-Samoyede, [etc.].

1948 R. A. D. Forrest Chinese Lang. 22 A remarkable outlier of the Sinitic family, and more specifically of the Tibeto-Burman group, is..a group of dialects known as Yenisei-Ostiak and Kottish. They are now spoken by a few villagers far in the north of Siberia, on the river Yenisei, northwards of Yeniseisk.

1951 W. K. Matthews Langs. U.S.S.R. iii. 17 Yurak (Nenets)..is spoken from the Kanin peninsula to the estuary of the Yenisei river, Yenisei (Enets) along its lower course.

1958 A. S. C. Ross Etymol. i. 27 In the language called Yenisei-Ostyak..a variation of a kind very similar to M[oder]n E[nglish]..is found.

1967 D. S. Parlett Short Dict. Lang. 107 The Northern language [of Samoyedic] has three dialects: Yurak (Nenets) with Taiga and Tundra variants, Yenisei (Enets) and Tavgi (Nganasan).