-telluric-

a. [ L. tellus, -uris, the earth: cf. F. tellurique. ] 1. Of or pertaining to the earth; proceeding from the earth. [ 1913 Webster ]

Amid these hot, telluric flames. Carlyle. [ 1913 Webster ]

2. (Chem.) Of or pertaining to tellurium; derived from, or resembling, tellurium; specifically, designating those compounds in which the element has a higher valence as contrasted with tellurous compounds; as, telluric acid, which is analogous to sulphuric acid. [ 1913 Webster ]

Telluric bismuth (Min.), tetradymite. --
Telluric silver (Min.), hessite. [ 1913 Webster ]

a. [ Hydro-, 2 + telluric. ] (Chem.) Formed by hydrogen and tellurium; as, hydrotelluric acid, or hydrogen telluride. [ 1913 Webster ]