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sigma

 

Definitions from WordNet

Noun sigma has 1 sense
  1. sigma - the 18th letter of the Greek alphabet
    --1 is a kind of
    letter, letter of the alphabet, alphabetic character
    --1 is a member of Greek alphabet

Definitions from the Web

  1. Sense 1 - Noun (Mathematics):

    A Greek letter (Σ or σ) used in mathematics to represent the sum of a series or the standard deviation.

    Sample Sentence: The sigma symbol (Σ) is often used to denote a series of numbers in mathematical equations.

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  2. Sense 2 - Noun (Physics):

    A unit of measure denoting surface tension.

    Sample Sentence: The experiment measured the surface tension of the liquid in sigmas.

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  3. Sense 3 - Noun (Statistics):

    A statistical term referring to a standard deviation value.

    Sample Sentence: The sigma for the data set was calculated to be 4.5.

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  4. Sense 4 - Noun (Greek Alphabet):

    The eighteenth letter of the Greek alphabet (Σ or σ), commonly used in scientific and technical contexts.

    Sample Sentence: The word "sigma" originates from the Greek alphabet and is derived from the Phoenician letter "shin".

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  5. Sense 5 - Noun (Computing):

    A term used in computer programming to represent the summation of values or a variable placeholder.

    Sample Sentence: The program uses a sigma variable to keep track of the total sum of values.

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  6. Sense 6 - Adjective (Popular):

    Pertaining to something widely acclaimed or accepted by the majority of people.

    Sample Sentence: The new album by the popular band became a sigma hit among music enthusiasts.

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  7. Sense 7 - Adjective (Local):

    Associated with or specific to a particular region or locality.

    Sample Sentence: The restaurant is known for its local specialties and sigma flavors.

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