ex·tra·ter·res·tri·al
ˌek-strə-tə-ˈre-strē-əl 
-ˈres-chəl,
-ˈresh-chəl
: originating, existing, or occurring outside the earth or its atmosphere
extraterrestrial life
: a being from another world : an extraterrestrial being
Examples of extraterrestrial in a Sentence
Recent Examples on the Web
ArsTechnica, 13 July 2025
The main character of an upcoming DC Universe movie, Kara is the extraterrestrial cousin to Superman, rightful owner of the wily super-dog Krypto — and, as the Man of Steel and his robot friend Four (voiced by Alan Tudyk) establish, a party animal.
—Jack Smart, People.com, 11 July 2025
Brian Truitt, USA Today, 14 June 2025
In September 2023, during a serious investigation into alien bodies, Goldberg actually got up from the Hot Topics table to approach a large screen displaying what appeared to be a deceased extraterrestrial.
—Joey Nolfi Published, EW.com, 12 May 2025
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Adjective
Feldman was intrigued by the prospect of making extraterrestrial contact via information: specifically, alien instructions on how to build an instrument that could talk to terrestrial humans.
—ArsTechnica, 13 July 2025
The main character of an upcoming DC Universe movie, Kara is the extraterrestrial cousin to Superman, rightful owner of the wily super-dog Krypto — and, as the Man of Steel and his robot friend Four (voiced by Alan Tudyk) establish, a party animal.
—Jack Smart, People.com, 11 July 2025
Noun
The terror is real, y'all, and the killer extraterrestrial goes perfectly with the galactic claustrophobia.
—Brian Truitt, USA Today, 14 June 2025
In September 2023, during a serious investigation into alien bodies, Goldberg actually got up from the Hot Topics table to approach a large screen displaying what appeared to be a deceased extraterrestrial.
—Joey Nolfi Published, EW.com, 12 May 2025
See All Example Sentences for extraterrestrial
Cite this Entry
“Extraterrestrial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extraterrestrial. Accessed 21 Jul. 2025.
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