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meteoroid

DEFINITIONS OF: meteoroid

1

n (astronomy) any of the small solid extraterrestrial bodies that hits the earth's atmosphere

Synonyms:
meteor
Types:
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meteorite
stony or metallic object that is the remains of a meteoroid that has reached the earth's surface
meteor swarm
a group of meteoroids with similar paths
aerolite
a stony meteorite consisting of silicate minerals
micrometeor, micrometeorite, micrometeoroid
a meteorite or meteoroid so small that it drifts down to earth without becoming intensely heated in the atmosphere
pallasite
a meteorite composed principally of olivine and metallic iron
siderite
a meteorite consisting principally of nickel and iron
Type of:
estraterrestrial body, extraterrestrial object
a natural object existing outside the earth and outside the earth's atmosphere
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