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meteorite

[mee-tee-uh-rahyt]
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noun
  1. a mass of stone or metal that has reached the earth from outer space; a fallen meteoroid.
  2. a meteoroid.

Origin of meteorite

First recorded in 1815–25; meteor + -ite1
Related formsme·te·or·it·ic [mee-tee-uh-rit-ik] /ˌmi ti əˈrɪt ɪk/, me·te·or·it·i·cal, me·te·or·it·al [mee-tee-uh-rahyt-l] /ˌmi ti əˈraɪt l/, adjective
Can be confusedmeteor meteoric meteorite meteoroid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for meteorite

meteorite

noun
  1. a rocklike object consisting of the remains of a meteoroid that has fallen on earth. It may be stony (chondrite), iron, or stony iron (pallasite)See chondrite
Derived Formsmeteoritic (ˌmiːtɪəˈrɪtɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for meteorite

n.

"rock that falls to earth, after streaking across the sky as a meteor," 1818, from meteor + -ite.

Online Etymology Dictionary, © 2010 Douglas Harper

meteorite in Science

meteorite

[mētē-ə-rīt′]
  1. A meteor that reaches the Earth's surface because it has not been burned up by friction with the atmosphere. Meteorites are believed to be fragments of comets and asteroids.♦ Meteorites that consist mostly of silicates are called stony meteorites and are classified as either chondrites or achondrites. ♦ Meteorites that consist mostly of iron are called iron meteorites. ♦ Meteorites that consist of a mixture of silicates and iron are called stony-iron meteorites.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.