Found 2 items, similar to arsenious.
English → English (WordNet) Definition: arsenious arsenious adj : relating to compounds in which arsenic is trivalent
English → English (gcide) Definition: Arsenious Arsenious \Ar*se"ni*ous\, a. [Cf. F. ars['e]nieux.] 1. Pertaining to, consisting of, or containing, arsenic; as, arsenious powder or glass. [1913 Webster] 2. (Chem.) Pertaining to, or derived from, arsenic, when having an equivalence next lower than the highest; as, arsenious acid. [1913 Webster]