English Lexicon

Meteoroid

/ˈmiː.tə.rɔɪd/
nounCEFR B2 (Upper)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A small rocky or metallic body in outer space that is smaller than an asteroid and can become a meteor when it enters the Earth's atmosphere.

    "The meteoroid entered the atmosphere and created a bright streak of light across the night sky."
  2. 2

    A fragment of a comet or asteroid that is in orbit around the sun.

    "Scientists study meteoroids to understand the composition of our solar system."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'meteoroid' is derived from the Greek word 'meteōros', meaning 'high in the air', combined with the suffix '-oid', which denotes resemblance. The word emerged in the early 20th century as part of the scientific nomenclature to categorize small celestial bodies in space.

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