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cosmological argument
cosmological principle
cosmology
cosmonaut
cosmopolis
cosmopolitan
cosmopolite
cosmos (1)
cosmos (2)
Cossack
cosset
cossie
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cosmic radiation
cos·mic ra·di·a·tion


noun 
Definition:
 
cosmic rays: radiation consisting of cosmic rays
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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