micrometeorite

2 definitions found

micrometeorite - Collaborative International Dictionary of English v.0.48 :

  micrometeorite \micrometeorite\ n.
     A meteorite so small that it drifts down to Earth without
     becoming intensely heated in the earth's atmosphere.
     [WordNet 1.5]

micrometeorite - WordNet (r) 2.1 (2005) :

  micrometeorite
      n 1: a meteorite or meteoroid so small that it drifts down to
           earth without becoming intensely heated in the atmosphere
           [syn: micrometeorite, micrometeoroid, micrometeor]