Definition of autotheist in English:

autotheist

noun

rare
  • A person who believes himself or herself to be God, or a god; a self-worshipper or self-deifier. Now rare.

Origin

Early 18th century (in an earlier sense). From autotheism: see -ist.

Pronunciation

autotheist

/ˌɔːtə(ʊ)ˈθiːɪst/