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

History and Etymology for arsenious

borrowed from French arsénieux, from arsenic arsenic entry 1 + -ieux -ious

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The first known use of arsenious was in 1796

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Dictionary Entries Near arsenious

arseniosiderite

arsenious

arsenite

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Cite this Entry

“Arsenious.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arsenious. Accessed 5 Aug. 2021.

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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 arsenious (audio) \

Medical Definition of arsenious

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

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