Definition of micrometeorite in English:

micrometeorite

Line breaks: micro|meteor|ite
Pronunciation: /mʌɪkrəʊˈmiːtɪərʌɪt
 
/

noun

A micrometeoroid that has entered the earth’s atmosphere.
More example sentences
  • The Moon's regolith was created by the ceaseless bombardment of micrometeorites, cosmic rays and particles of solar wind breaking down rocks for billions of years.
  • Ask me sometime how they keep it from hazing with normal cosmic dust and micrometeorites.
  • Some are impacts from micrometeorites coming from the birth of the Solar System, and some can be attributed to paint flakes from spacecraft or other space debris.

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