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chondroitin sulfate
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chondrule

chon·drule [ kón drl ] (plural chon·drules)


noun 
Definition:
 
spherical mass of mineral in meteorite: a small spherical mass of mineral matter from outer space, sometimes found in meteorites. Chondrules usually consist of olivine or pyroxene.

[Late 19th century. <chondrite]
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