Arian

Noun

 * 1) A disciple of the Egyptian monk Arius, presbyter of Alexandria, who denied the Trinity but did not deny the preexistence of Christ.
 * 2) One who follows the Christology of Arianism.
 * 3) (mainly 17-19th Century usage)  A heretic or any heresy.
 * 4) A person whose star sign is Aries
 * 5) see Aryan: A member of the ancient tribe of the Arios valley in Afghanistan, or their descendants.

Adjective

 * 1)  Of or pertaining to Arius; or Arianism.