Definition of Extraterrestrial
Extraterrestrial
ex·tra·ter·res·tri·al
Definition/Meaning
(adjective)
relating or belonging to the areas outside of the earth and its atmosphere, or existing in these areas;
e.g. Space missions are always searching for signs of extraterrestrial life.
(noun)
a fictional or hypothetical being that belongs to or exists in outer space, especially one that is intelligent;
e.g. Many reported sightings of an extraterrestrial turn out to have a more logical explanation.
Opposite Words
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