Word Origin & History
tellurian
"pertaining to the earth," 1846, from L. tellus (gen. telluris) "earth," from PIE base *tel- "ground, floor" (cf. Lith. telinat "spread out, flat," Skt. talam "plain, sole of the foot," O.C.S. tilo "floor," Gk. telia "dice board," O.Ir. talam "earth," O.N. þilja "plank"). The chemical telluride is attested from 1849.