noun.
In antiquity, a Gnostic amulet consisting of an engraved gem, often bearing a mystical figure (which generally combines human and brute forms) and an unintelligible legend, but sometimes inscribed with the word Abraxas, either alone or accompanying a figure or a word connected with Hebrew or Egyptian religion, as Iao, Sabaoth, Osiris. A mystical word used by the Gnostic followers of Basilides to denote the Supreme Being, or, perhaps, its 365 emanations collectively, or the 365 orders of spirits occupying the 365 heavens.
noun.
Also written Abrasax.
noun.
A genus of lepidopterous insects, of the family Geometridæ, containing the large magpie-moth, Abraxas grossulariata.