Meanings
nounancient alien (plural ancient aliens)
plural ancient aliens
- Synonym of ancient astronaut
Synonyms: ancient astronaut
Synonyms & antonyms
nounSynonym of ancient astronaut
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Also see
Cite this entry
APA
ancient alien. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/ancient%20alien
MLA
“ancient alien.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ancient%20alien. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “ancient alien,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/ancient%20alien.
Source: ancient alien on Wiktionary, CC BY-SA 4.0.