1
: an atmospheric phenomenon (such as lightning or a snowfall)
2
a
: any of the small particles of matter in the solar system that are directly observable only by their incandescence from frictional heating on entry into the atmosphere
b
: the streak of light produced by the passage of a meteor
Examples of meteor in a Sentence
Recent Examples on the Web
Such meteors also appear to travel across the sky on unusually long paths.
—
Joe Rao, Space.com, 1 May 2025
The meteors will appear to radiate from the near the star Eta Aquarii in the constellation Aquarius, which rises in the southeastern sky before dawn.
—Jamie Carter, Forbes.com, 30 Apr. 2025
Chelyabinsk’s meteor was unusually large but not alone.
—Max Bennett, Discover Magazine, 12 Apr. 2025
When a meteor unleashes a virus that turns zoo animals into zombies, a lion, a wolf, and other surviving animals scramble to the rescue.
—Devonne Goode, Parents, 3 Apr. 2025
See All Example Sentences for meteor
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Joe Rao, Space.com, 1 May 2025
The meteors will appear to radiate from the near the star Eta Aquarii in the constellation Aquarius, which rises in the southeastern sky before dawn.
—Jamie Carter, Forbes.com, 30 Apr. 2025
Chelyabinsk’s meteor was unusually large but not alone.
—Max Bennett, Discover Magazine, 12 Apr. 2025
When a meteor unleashes a virus that turns zoo animals into zombies, a lion, a wolf, and other surviving animals scramble to the rescue.
—Devonne Goode, Parents, 3 Apr. 2025
See All Example Sentences for meteor
Cite this Entry
“Meteor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/meteor. Accessed 5 Jun. 2025.
Copy CitationKids Definition
meteor
noun
me·te·or
ˈmēt-ē-ər 
-ē-ˌȯ(ə)r
: one of the small bodies of matter in the solar system observable when it falls into the earth's atmosphere where the heat of friction may cause it to glow brightly for a short time
also
: the streak of light produced by the passage of a meteor
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