ritonavir

noun
ri·​to·​na·​vir | \ ˌrī-ˈtō-nə-ˌvir How to pronounce ritonavir (audio) , -ˈtä-, ri-\

Definition of ritonavir

: an antiviral protease inhibitor C37H48N6O5S2 administered orally to treat HIV infection and AIDS

First Known Use of ritonavir

1995, in the meaning defined above

History and Etymology for ritonavir

rito- (perhaps by shortening & alteration from protease) + -navir (as in saquinavir)

Keep scrolling for more

Learn More about ritonavir

Statistics for ritonavir

Look-up Popularity

Time Traveler for ritonavir

The first known use of ritonavir was in 1995

See more words from the same year

Keep scrolling for more

More Definitions for ritonavir

ritonavir

noun
ri·​to·​na·​vir | \ ˌrī-ˈtō-nə-ˌvir, -ˈtän-ə-, ri- How to pronounce ritonavir (audio) \

Medical Definition of ritonavir

: an antiviral protease inhibitor C37H48N6O5S2 administered orally to treat HIV infection and AIDS — see norvir

Comments on ritonavir

What made you want to look up ritonavir? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

friendly or mild

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!