pi

Noun
  1. The ratio of the circumference to the diameter of a circle;
    Approximately equal to 3.14159265358979323846... (synset 113776148)
    is a type of: transcendental number - an irrational number that is not algebraic
  2. Someone who can be employed as a detective to collect information (synset 110496256)
    is a type of: detective - an investigator engaged or employed in obtaining information not easily available to the public
    subtypes:
    same as: operative, private detective, private eye, private investigator, shamus, sherlock
  3. The scientist in charge of an experiment or research project (synset 110494748)
    is a type of: scientist - a person with advanced knowledge of one or more sciences
    same as: principal investigator
  4. The 16th letter of the Greek alphabet (synset 106848790)
    is a type of: alphabetic character, letter, letter of the alphabet - the conventional characters of the alphabet used to represent speech
    belongs to: greek alphabet - the alphabet used by ancient Greeks
  5. An antiviral drug used against HIV;
    Interrupts HIV replication by binding and blocking HIV protease;
    Often used in combination with other drugs (synset 104020369)
    is a type of: antiviral, antiviral agent, antiviral drug - any drug that destroys viruses
    subtypes:
    • crixivan, indinavir - a protease inhibitor (trade name Crixivan) used for treating HIV
    • nelfinavir, viracept - a protease inhibitor (trade name Viracept) used in treating HIV usually in combination with other drugs
    • norvir, ritonavir - a protease inhibitor (trade name Norvir) used in treating HIV
    • invirase, saquinavir - a weak protease inhibitor (trade name Invirase) used in treating HIV
    is a part of: drug cocktail, haart, highly active antiretroviral therapy - a combination of protease inhibitors taken with reverse transcriptase inhibitors; used in treating AIDS and HIV
    same as: protease inhibitor

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