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Definition of Micrometeoroid
1. Noun. A meteorite or meteoroid so small that it drifts down to earth without becoming intensely heated in the atmosphere.
Exact synonyms: Micrometeor, Micrometeorite
Generic synonyms: Meteorite
Derivative terms: Micrometeoritic
Generic synonyms: Meteorite
Derivative terms: Micrometeoritic
Definition of Micrometeoroid
1. [n -S]