transnivean,a.|trɑːnsˈnɪviːən, træns-| [f. trans- 3 + L. nive-us snowy (f.nix, niv-em snow) + -an.] Being or living beyond the snows (i.e. in quot. beyond the Himalayas). 1854Hooker Himal. Jrnls. I. v. 127 Earliest intercourse with the trans-nivean races.