What is another word for arsenious?
Pronunciation: [ˈɑːsənɪəs] (IPA) 
Arsenious is an adjective that describes something relating to or containing arsenic in its trivalent state. There are several synonyms for this word, including arsinous, arsenous, and arsineous. Each of these synonyms describes the same chemical state of arsenic, but with slightly different variations in usage. Another synonym for arsenious is trivalent, which is a more general term used to describe any element that has three valence electrons. Other synonyms that may be used in place of arsenious include toxic, poisonous, deadly, and hazardous, all of which describe the dangerous nature of this chemical compound.
