extraterrestrial
3 antonyms for extraterrestrial — opposites grouped by meaning.
Adj — Originating from outside Earth, especially from another planet or outer space.
Synonyms by Meaning
1. adj
Originating from outside Earth, especially from another planet or outer space.
“The observatory searches for signs of extraterrestrial life.”
Opposites
2. noun
A being from outside Earth; an alien.
“Smith returns in Men In Black 3 as a veteran agent of a secret organization dedicated to policing the earth’s many extraterrestrials.”
Antonyms
How to use extraterrestrial
The word patterns that sound natural to a native speaker.
Etymology
Formed from extra- ("outside") + terrestrial ("of the Earth"), literally "beyond Earth."
Full origin of extraterrestrial →