Definition of telluric acid
: an acid containing hexavalent tellurium: such as a : a very weak acid H6TeO6 that is a good oxidizing agent and is obtainable in two crystalline forms and as a tetrahydrate by oxidizing tellurium or tellurium dioxide —called also orthotelluric acid b : a polymerized acid (H2TeO4)n obtainable in a syrupy mixture by heating orthotelluric acid; poly-meta-telluric acid —called also allo-telluric acid
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