hiseki
1. arsenic mineral; arsenious anhydride
Noun
#361030
arsenic
1. arsenic mineral; arsenious anhydride
1. arsenopyrite; mispickel
1. arsenious acid; arsenous acid (H3AsO3)
2. arsenic trioxide; white arsenic (As2O3)
1. native arsenic; arsenic
1. gallium arsenide semiconductor
1. arsenicals (drugs containing arsenic)
1. arsenite