thioarsenate
noun
thio·arsenate
\¦thī(ˌ)ō+\
Definition of thioarsenate
: a salt (as sodium thioarsenate Na3AsS4) or ester containing pentavalent arsenic and sulfur in the acid portion of the molecule and obtainable from arsenic pentasulfide
From the M-W Editors
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Origin and Etymology of thioarsenate
International Scientific Vocabulary thi- + arsenate
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