(n) a brittle silver-white metalloid element that is related to selenium and sulfur; it is used in alloys and as a semiconductor; occurs mainly as tellurides in ores of copper and nickel and silver and gold, Syn.Te, atomic number 52
The Collaborative International Dictionary of English (GCIDE) v.0.53
n. [ NL., from L. tellus, -uris, the earth. ] (Chem.) A rare nonmetallic element, analogous to sulphur and selenium, occasionally found native as a substance of a silver-white metallic luster, but usually combined with metals, as with gold and silver in the mineral sylvanite, with mercury in Coloradoite, etc. Symbol Te. Atomic weight 125.2. [ 1913 Webster ]
Graphic tellurium. (Min.) See Sylvanite. -- Tellurium glance (Min.), nagyagite; -- called also black tellurium. [ 1913 Webster ]
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