atoxyl

noun

atox·​yl

əˈtäksə̇l,

āˈ-,

-ēl

plural -s

: a white crystalline compound C₆H₇AsNNaO₃·4H₂O formerly used in the treatment of syphilis and sleeping sickness, its use frequently causing blindness : the monosodium salt of para-arsanilic acid

Word History

Etymology

International Scientific Vocabulary a- entry 2 + toxic + -yl; originally formed in German

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