Synonyms|28Antonyms|0|Broader|2Narrower|0Related|0

4 entries under extraterrestrial topic. ×

3
alien(noun, adjective, celestial, aeronaut)
1
intelligent life form(noun, expression, idiom)
-1
creature from outer space(noun, expression, idiom, alien)
-1
space invader(noun, expression, alien)
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APASmart Define. (2015). martian thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/martian/thesaurus/synonyms
ChicagoSmart Define. 2015. "martian thesaurus" https://smartdefine.org/martian/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, martian thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/martian/thesaurus/synonyms>.
MLASmart Define. "martian thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/martian/thesaurus/synonyms>