'extraterrestrial' definitions:

Definition of 'extraterrestrial'

From: WordNet
adjective
Originating or located or occurring outside Earth or its atmosphere; "is there extraterrestrial life?"
noun
A form of life assumed to exist outside the Earth or its atmosphere [syn: extraterrestrial being, extraterrestrial, alien]

Definition of 'extraterrestrial'

From: GCIDE
  • extraterrestrial \extraterrestrial\ ([e^]ks`tr[.a]*t[e^]r`r[e^]s"tr[i^]*al), n. a hypothetical form of life existing outside the Earth or its atmosphere, especially intelligent life on other planets or in other solar systems; as, what would you say to an extraterrestrial?.
  • Syn: extraterrestrial being, alien. [WordNet 1.5]

Definition of 'extraterrestrial'

From: GCIDE
  • extraterrestrial \ex`tra*ter*res"tri*al\ ([e^]ks`tr[.a]*t[e^]r`r[e^]s"tr[i^]*al), adj. originating or located or occurring outside Earth or its atmosphere; as, there is no clear evidence for extraterrestrial life. [WordNet 1.5]

Words containing 'extraterrestrial'