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shifty
shifty air
shifty grind
shigella
shigellosis
shih tzu
Shiism
shiitake
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shielding
shield·ing [ shlding ]


noun 
Definition:
 
use of materials protecting from radiation: the use of material such as lead or concrete around a source of radiation to prevent the harmful release of radiation
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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