arsenious

adjective
ar·​se·​ni·​ous | \ är-ˈsē-nē-əs How to pronounce arsenious (audio) \

Definition of arsenious

: of, relating to, or containing arsenic especially when trivalent

First Known Use of arsenious

1796, in the meaning defined above

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The first known use of arsenious was in 1796

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Cite this Entry

“Arsenious.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arsenious. Accessed 13 Aug. 2020.

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More Definitions for arsenious

arsenious

adjective
ar·​se·​ni·​ous | \ är-ˈsē-nē-əs How to pronounce arsenious (audio) \
variants: also arsenous \ ˈärs-​nəs, -​ᵊn-​əs How to pronounce arsenous (audio) \

Medical Definition of arsenious

: of, relating to, or containing arsenic especially when trivalent

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