(inorganic chemistry) The binary compound of arsenic and chlorine AsCl₅

(inorganic chemistry) The inorganic salt Ca₃(AsO₄)₂ that is used as a pesticide and germicide

arsenic trioxide, arsenious acid

plural of Arsacid

plural of Arsacid

plural of Arsacid

(vulgar, slang) A buttock.

(historical) The dynastic name of several Parthian and Armenian kings of the Arsacid dynasty.

(historical) of or pertaining to the Parthian dynasty established by Arsaces I which ruled the Parthian Empire during 247 BC – 224 AD, Armenia during 54–428, as well as Iberia and Caucasian Albania

(historical) member of the Arsacid Dynasty