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meteor

DEFINITIONS OF: meteor

1

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

Synonyms:
meteoroid
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

n a streak of light in the sky at night that results when a meteoroid hits the earth's atmosphere and air friction causes the meteoroid to melt or vaporize or explode

Synonyms:
shooting star
Types:
bolide, fireball
an especially luminous meteor (sometimes exploding)
Type of:
light, visible light, visible radiation
(physics) electromagnetic radiation that can produce a visual sensation
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