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
Neetika Walter, Interesting Engineering, 2 Sep. 2025
One of the silliest moments in the intro features an alien doing the running man, but that wasn’t Barton’s first choice for the extraterrestrial.
—Oliver Sava, Vulture, 28 Aug. 2025
Jeanette Hurt, Forbes.com, 21 Aug. 2025
The findings apply if those extraterrestrials explore their own cosmic backyards in a way similar to us.
—Robert Lea, Space.com, 21 Aug. 2025
See All Example Sentences for extraterrestrial
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Adjective
Sweden’s coast guard is now in the business of hunting UFOs at sea, only to end up discovering things that are far from extraterrestrial.
—Neetika Walter, Interesting Engineering, 2 Sep. 2025
One of the silliest moments in the intro features an alien doing the running man, but that wasn’t Barton’s first choice for the extraterrestrial.
—Oliver Sava, Vulture, 28 Aug. 2025
Noun
The rum’s namesake, the kraken, shares some similarities with aliens and extraterrestrials.
—Jeanette Hurt, Forbes.com, 21 Aug. 2025
The findings apply if those extraterrestrials explore their own cosmic backyards in a way similar to us.
—Robert Lea, Space.com, 21 Aug. 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 10 Sep. 2025.
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