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silk cotton
silk-cotton tree
silk gland
silk hat
silk-screen
silk-screen printing
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silkaline
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silicon dioxide
sil·i·con di·ox·ide


noun 
Definition:
 
colorless transparent solid: a colorless transparent solid that melts at a very high temperature. Use: manufacture of microchips. SiO2
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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