meteoroid.
meteoroid (relatively small (sand- to boulder-sized) fragment of debris in a star system that produces a meteor when it hits the atmosphere)
Meaning & usage
meteoroid (relatively small (sand- to boulder-sized) fragment of debris in a star system that produces a meteor when it hits the atmosphere)
meteor, falling star, shooting star (fast-moving streak of light in the night sky caused by the entry of extraterrestrial matter into the earth's atmosphere; a shooting star or falling star)
Where this word comes from
Etymology tree English meteor Ancient Greek -ο- (-o-)der. Latin -o- Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Proto-Hellenic *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Latin -oīdēslbor. English -oid English meteoroidbor. Polish meteoroid Borrowed from English meteoroid.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.