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ribbon snake
ribbon worm
ribbonfish
ribgrass
riblet
ribo-
riboflavin
ribonuclease
ribonucleic acid
ribonucleoprotein
ribonucleoside
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ribavirin
ri·ba·vi·rin [ rbə vrin ]


noun 
Definition:
 
antiviral agent: a synthetic antiviral agent that inhibits the synthesis of viral DNA and RNA. Use: treatment of viral diseases.
[Late 20th century. <riba-< ?]
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