potassium arsenite

noun

Medical Definition of potassium arsenite

: a poisonous hygroscopic salt KH(AsO2)2 formerly used in medicine

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“Potassium arsenite.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/potassium%20arsenite. Accessed 26 Sep. 2020.

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