meteor

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noun me·te·or \ ˈmē-tē-ər , -ˌȯr \

Definition of meteor

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

Recent Examples of meteor from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'meteor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of meteor

Middle English metheour, from Middle French meteore, from Medieval Latin meteorum, from Greek meteōron, from neuter of meteōros high in air, from meta- + -eōros, from aeirein to lift



METEOR Defined for English Language Learners

meteor

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noun

Definition of meteor for English Language Learners

  • : a piece of rock or metal that burns and glows brightly in the sky as it falls from outer space into the Earth's atmosphere


METEOR Defined for Kids

meteor

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noun me·te·or \ ˈmē-tē-ər \

Definition of meteor for Students

:one of the small pieces of matter in the solar system that enter the earth's atmosphere where friction may cause them to glow and form a streak of light


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