| tellurium | <chemistry> 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. Graphic tellurium. <chemical> Nagyagite. Synonym: black tellurium. Origin: NL, from L. Tellus, -uris, the earth. Source: Websters Dictionary (01 Mar 1998) |
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