reptilian

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reptilian

/ɹɛpˈtɪliən/ UK
/ɹɛpˈtɪljən/ US
/ɹɛpˈtɪliən/ US

Where it comes from

From reptile + -ian, replacing earlier reptilious and adjectival reptile.

adjective more reptilian · most reptilian

Of or relating to the members of the class Reptilia (reptiles). The Mesozoic represents that time on Earth when life flourished, but when such life was primarily reptilian, before the Age of Mammals.
Similar: reptilious, reptitious
Reptilelike. It is filled with blazing fires and half-human, half-animal beasts, with spiked reptilian tails.
Similar: reptitious, saurian, reptilelike, reptilian, reptilious, sauroid
figuratively Unthinking, low, base, contemptible.
Similar: despicable, loathsome, abject, filthy, base, beggarly, blameworthy, carrion, cheap, choical, contemptible, cringing
figuratively Cold-blooded, treacherous, unavoidably selfish and hostile.
Similar: emotionless, reptitious, viperish, viperous, alexithymic, apathistical, clinical, dull, phlegmatic, cold-blooded, cold-hearted, dead inside

noun reptilians

A reptilian animal: a reptile.
Similar: creeper, reptile
figuratively A reptilian person, especially (ethnic slur) a Jew.
A reptilian alien, especially (ufology, often capitalized) of a shapeshifting race alleged to secretly control the world. More evolved than the Grays or Reptilians, the Humanoids seem to feel some sort of kinship with humans and are likely to be kind.[…] Some researchers believe the Grays are merely preparing the way for a full-scale invasion of Reptilian aliens.
Similar: reptoid

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MLA

"reptilian." Wiktionary, via Micwyn, micwyn.com/word/reptilian. Accessed 6 Nov. 2026.

APA

reptilian. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/reptilian

Chicago

"reptilian." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/reptilian.

BibTeX

@misc{reptilian_2026,
  title = {reptilian},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/reptilian},
  urldate = {2026-11-06}
}