Pronunciation: (pā"lē-ō-sī-bēr'ē-un or, esp. Brit., pal"ē-), [key]
1. a group of languages comprising those languages of Siberia that are not affiliated with Indo-European, Altaic, Uralic, or Eskimo-Aleut and including the Chukotian family and the unrelated language isolates Ket, Nivkh, and Yukaghir; Paleo-Asiatic.
2. Paleo-Asiatic (def. 1).
of or pertaining to Paleosiberian.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.