xenology

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UK/zəˈnɒləd͡ʒɪ/US/zəˈnɑləd͡ʒi/

noun

The study of alien life.

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Scrabble 19

Meanings

nounxenology (uncountable)
  1. uncountableliteratureThe study of alien life.

    Synonyms: exobiology

  2. uncountablebiologyHomology from horizontal gene transfer.

Synonyms & antonyms

nounThe study of alien life.

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Origin

From xeno- + -logy. Coined prior to 1974 and later popularized by Robert Freitas.

Full word history & related roots →
Cite this entry
APA

xenology. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/xenology

MLA

“xenology.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/xenology. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “xenology,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/xenology.

Source: xenology on Wiktionary, CC BY-SA 4.0.