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Dictionary

me•te•or

Pronunciation: (mē'tē-ur, -ôr"), [key]
—n.
1. Astron.
a. a meteoroid that has entered the earth's atmosphere.
b. a transient fiery streak in the sky produced by a meteoroid passing through the earth's atmosphere; a shooting star or bolide.
2. any person or object that moves, progresses, becomes famous, etc., with spectacular speed.
3. (formerly) any atmospheric phenomenon, as hail or a typhoon.
4. (cap.) Mil.Britain's first operational jet fighter, a twin-engine aircraft that entered service in 1944.