Word.ws English Dictionary

unterrestrial

unterrestrial adjective: not terrestrial.

Adjective

unterrestrial (comparative more unterrestrial, superlative most unterrestrial)

  1. Not terrestrial.
    • Every object that might have been familiar was seen to be part of something vague and unknown and altogether unterrestrial — something infinitely vaster than any human eye could grasp, and infinitely alien, monstrous, and hideous […]1933, H. P. Lovecraft, The Horror in the Museum

Forms of unterrestrial

comparativemore unterrestrial
superlativemost unterrestrial

Origin of unterrestrial

From un- + terrestrial.

Questions about unterrestrial

What does unterrestrial mean?
Unterrestrial means not terrestrial.
What part of speech is unterrestrial?
Unterrestrial is an adjective.

Words near unterrestrial in the dictionary

  1. unterminate
  2. unterminated
  3. unterminates
  4. unterminating
  5. unterraced
  6. unterrestrial
  7. unterrible
  8. unterribly
  9. unterrifiable
  10. unterrific
  11. unterrified

Source and license

Adapted from Wiktionary: unterrestrial (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “unterrestrial.” Word.ws, https://word.ws/unterrestrial. Based on Wiktionary, CC BY-SA 4.0.