extraterrestrial
Plural: extraterrestrials
Noun
- a form of life assumed to exist outside the Earth or its atmosphere
- A being originating from outside of the Earth's atmosphere, from space, or from another planet; an alien.
Adjective
- originating or located or occurring outside Earth or its atmosphere
- "is there extraterrestrial life?"
Adj
- Originating from outside of the Earth's atmosphere, from space, or from another planet; alien to Earth or its environment.
Origin / Etymology
From extra- + terrestrial.
Synonyms
alien, ET, extraterrestrial, extraterrestrial being, LGM, little green man, xenomorph
Antonyms
Earthling, Terran, terrestrial
Scrabble Score: 0
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