Word.ws English Dictionary

ultraterrestrial

ultraterrestrial adjective: beyond the planet Earth.

Adjective

ultraterrestrial (not comparable)

  1. Beyond the planet Earth.
    • It is also an extraterrestrial or ultraterrestrial intelligence from near the star Sirius (V 59-60).1982, Gary K. Wolfe, Science Fiction Research Association, Science Fiction Dialogues, page 120
    • This is the reason why, sticking to the facts and failing for the time being any exhaustive, satisfactory explanation other than their “biological nature”, we agree to your interpretation, according to which most of the UFOs that have mystified men for generations are not extraterrestrial...1990, Trevor J. Constable, The Cosmic Pulse of Life: The Revolutionary Biological Power Behind UFOs, Borderland Sciences Research Foundation, →ISBN, pages 438-439
    Synonyms:
    ultraterrene

Synonyms of ultraterrestrial

Origin of ultraterrestrial

From ultra- + terrestrial.

Questions about ultraterrestrial

What does ultraterrestrial mean?
Ultraterrestrial means beyond the planet Earth.
What part of speech is ultraterrestrial?
Ultraterrestrial is an adjective.

Words near ultraterrestrial in the dictionary

  1. ultratechnical
  2. ultratelluric
  3. ultratender
  4. ultratense
  5. ultraterrene
  6. ultraterrestrial
  7. ultratherm
  8. ultratherms
  9. ultrathick
  10. ultrathin
  11. ultrathinly

Source and license

Adapted from Wiktionary: ultraterrestrial (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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