Bible Dictionaries
Arsenious

Webster's Dictionary

(1):

(a.) Pertaining to, consisting of, or containing, arsenic; as, arsenious powder or glass.

(2):

(a.) Pertaining to, or derived from, arsenic, when having an equivalence next lower than the highest; as, arsenious acid.

Bibliography Information
Webster, Noah. Entry for 'Arsenious'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​a/arsenious.html. 1828.