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tetradymite

[ te-trad-uh-mahyt ]
/ tɛˈtræd əˌmaɪt /
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noun
a mineral, bismuth telluride and sulfide, Bi2Te2S, occurring in soft-gray to black foliated masses.
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Origin of tetradymite

1840–50; <Greek tetrádym(os) fourfold (see tetra-, didymous) + -ite1; modeled on German Tetradymit
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use tetradymite in a sentence

British Dictionary definitions for tetradymite

tetradymite
/ (tɛˈtrædɪˌmaɪt) /

noun
a grey metallic mineral consisting of a telluride and sulphide of bismuth. Formula: Bi 2 Te 2 S

Word Origin for tetradymite

C19: from Late Greek tetradumos fourfold, from Greek tetra- + didumos double
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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