pi
noun()
someone who can be employed as a detective to collect information
pi
noun()
an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs
Synonyms: protease inhibitor,
pi
noun()
the scientist in charge of an experiment or research project
Synonyms: principal investigator,
pi
noun()
the 16th letter of the Greek alphabet
pi
noun()
the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...