abraxas Meaning, Definition & Usage

A*brax"as noun
Etymology
A name adopted by the Egyptian Gnostic Basilides, containing the Greek letters <a>, <b>, <r>, <a>, <x>, <a>, <s>, which, as numerals, amounted to 365. It was used to signify the supreme deity as ruler of the 365 heavens of his system.
Definitions
  1. A mystical word used as a charm and engraved on gems among the ancients; also, a gem stone thus engraved.

Webster 1913