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Synonyms for extraterrestrial

Noun

1. extraterrestrial being, extraterrestrial, alien, hypothetical creature
usage: a form of life assumed to exist outside the Earth or its atmosphere

Adjective

1. extraterrestrial
usage: originating or located or occurring outside Earth or its atmosphere; "is there extraterrestrial life?"
WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.

See also: extraterrestrial (Dictionary)

 

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