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chondrule

[kon-drool]
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noun
  1. a small round mass of olivine or pyroxene found in stony meteorites.
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Origin of chondrule

First recorded in 1885–90; chondr- + -ule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for chondrule

chondrule

noun
  1. one of the small spherical masses of mainly silicate minerals present in chondrites
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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

chondrule in Science

chondrule

[kŏndrōōl]
  1. A small round granule of olivine or pyroxene occurring in many stony meteorites. Chondrules are thought to have formed from the condensation of hot gases in the solar system.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.