Palaeo-Siberian
/ˌpælɪəʊsaɪˈbɪərɪən/adjective
- denoting or belonging to a group of languages spoken in eastern Siberia, formerly thought to constitute a phylum or superfamily. The most important of them is Chukchi.古西伯利亚语的（西伯利亚东部语言, 原被认为构成语群或亚语系, 其中最重要的是楚克其语）。