English dictionary

pi

/p/aI/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

noun.quantity

Source: WordNet 3.0
someone who can be employed as a detective to collect information

noun.person

Synonyms operative private detective private eye private investigator shamus sherlock

Source: WordNet 3.0
the scientist in charge of an experiment or research project

noun.person

Synonyms principal investigator

Source: WordNet 3.0
the 16th letter of the Greek alphabet

noun.communication

Source: WordNet 3.0
an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs

noun.artifact

Synonyms protease inhibitor

Source: WordNet 3.0
A mass of type confusedly mixed or unsorted.

noun

Source: webster1913
A Greek letter (&PI;, π) corresponding to the Roman letter <u>P</u>.

noun

Source: webster1913

To put into a mixed and disordered condition, as type; to mix and disarrange the type of; as, to <i>pi</i> a form.

verb

Source: webster1913