Meaning & Definition of word "Integer"

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    Integer

    /ˈɪn.tɪ.dʒər/

    noun:

    • 1. A whole number; a number that is not a fraction.
      • Example: The set of integers includes negative numbers, zero, and positive numbers.
    • 2. Any number from the set {..., -3, -2, -1, 0, 1, 2, 3, ...}.
      • Example: In mathematics, an integer can be used in various calculations and functions.
    • 3. In computer science, an integer data type represents whole numbers.
      • Example: The variable 'count' was declared as an integer to hold the total number of items.

    Etymology

    From Latin 'integer' meaning 'whole, untouched, complete'.

    Common Phrases and Expressions

    integer programming:

    A method of mathematical optimization in operations research that requires some or all variables to be integers.

    signed integer:

    An integer that can be positive, negative, or zero.

    Related Words

    whole number:

    A number without fractions; an integer.

    rational number:

    A number that can be expressed as a fraction of two integers, where the denominator is not zero.

    Slang Meanings of integer

    Meaning: In math circles, sometimes refers to any non-decimal number.

    Example Sentence: I’m just dealing with integers for this problem.