PI, n.
an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs
<noun.artifact>
PI protease inhibitor
semantic pointers
hypernym
part holonym
hyponym
the scientist in charge of an experiment or research project
<noun.person>
PI principal investigator
semantic pointers
hypernym
someone who can be employed as a detective to collect information
<noun.person> freq. cnt.: 23 freq. cnt.: 12 freq. cnt.: 11
PI operative private detective private eye private investigator shamus sherlock
semantic pointers
hypernym
hyponym