arsenious

adjective ar·se·ni·ous \ är-ˈsē-nē-əs \

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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Medical Dictionary

arsenious

adjective ar·se·ni·ous \ är-ˈsē-nē-əs \
variants: also arsenous play \ˈärs-nəs, -ᵊn-əs\

medical Definition of arsenious

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

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