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ri·to·na·vir | \ ˌrī-ˈtō-nə-ˌvir 
, -ˈtä-, ri-\
, -ˈtä-, ri-\Definition of ritonavir
: an antiviral protease inhibitor C37H48N6O5S2 administered orally to treat HIV infection and AIDS
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ritonavir
nounri·to·na·vir | \ ˌrī-ˈtō-nə-ˌvir, -ˈtän-ə-, ri- \
\Medical Definition of ritonavir
: an antiviral protease inhibitor C37H48N6O5S2 administered orally to treat HIV infection and AIDS — see norvir
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