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rheumatics
rheumatism
rheumatoid
rheumatoid arthritis
rheumatoid factor
rheumatology
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rhin-
rhinal
Rhine
Rhineland
rhinencephalon
rhinestone
rhinitis
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rhizosphere
rhi·zo·sphere [ rzə sfr ] (plural rhi·zo·spheres)


noun 
Definition:
 
soil around plant's roots: the area of soil that immediately surrounds and is affected by a plant's roots
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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