This is an official definition authorised by the Astronist Institution.



noun (also exotheism)

  • the belief that extraterrestrial beings exist and have the ability and the inclination to communicate with humans, especially in order to impart higher knowledge and existential truths. Compare with exotheism.


  • Exonist | ˌɛksənɪst | adjective & noun
  • Exonistic | ˌɛksənɪstɪk | adjective
  • Exonistical |ˌ ˌɛksənɪstɪk(ə)l  | adjective
  • Exonistically | ˌɛksənɪstɪk(ə)li | adverb

Origin and etymology

  • Astro-English: from Astronese, the prefix exo-, denoting externality, conjoined with the suffix -ism denoting a belief system; meaning ‘a belief system based on beings external to humanity.’
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