From ἀ- (a-, “not”) + θεός (theos, “god”)


  1. (5th BC Attic): IPA: /átʰe.os/
  2. (1st BC Egyptian): IPA: /átʰɛos/
  3. (4th AD Koine): IPA: /áθeos/
  4. (10th AD Byzantine): IPA: /áθeos/
  5. (15th AD Constantinopolitan): IPA: /áθeos/


ἄθεος m, ἄθεος f, ἄθεον n; second declension; (atheos)

  1. without gods
  2. denying or disdaining the gods (especially officially sanctioned gods)
  3. generally: godless, secular
  4. abandoned by the gods (lexicography)
  5. not derived from a theonym