arsenic
Pronunciation:
/ˈɑː(ɹ).sə.nɪk//ˈɑɹsənɪk/noun
Definitions
A nonmetallic chemical element (symbol As) with an atomic number of 33.
A single atom of this element.
Arsenic trioxide.
adjective
Definitions
Of or containing arsenic with a valence of 5.