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viper
viper’s bugloss
viperish
VIR
Vir.
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virago
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viral burden
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viral load test
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viral burden
vi·ral bur·den


noun 
Definition:
 
level of viruses in blood: the number of HIV particles in the blood, used as an indicator of how near somebody may be to the development of manifest AIDS
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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