Definition of Pi

Below list contains several dictionary definitions of pi. You may want to check anagram of pi or unscramble letters in pi.

Definitions of pi

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