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[in-ti-jer] /ˈɪn tɪ dʒər/
Mathematics. one of the positive or negative numbers 1, 2, 3, etc., or zero.
Compare whole number.
a complete entity.
Synonyms: integral, whole.
Origin of integer
1500-10; < Latin: untouched, hence, undivided, whole, equivalent to in- in-3 + -teg- (combining form of tag-, base of tangere to touch) + -er adj. suffix
Related forms
noninteger, noun

integer vitae

[in-te-ger wee-tahy; English in-ti-jer vahy-tee, vee-tahy] /ˈɪn tɛ gɛr ˈwi taɪ; English ˈɪn tɪ dʒər ˈvaɪ ti, ˈvi taɪ/
adjective, Latin.
blameless in life; innocent. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for integer
Historical Examples
  • A girl bound for college became immediately an integer with which a young man who had not yet mislaid his diploma could reckon.

    A Hoosier Chronicle Meredith Nicholson
  • An integer is a complete or not touched whole; a whole number.

    Orthography Elmer W. Cavins
  • Never, in all the thousands of years of shepherding, have they come to recognize man as an integer.

    The Free Range Francis William Sullivan
  • An integer or two would be more useful to maintain the integrity of the House.

  • We are to form ourselves on the model of the integer rather than the fraction of humanity.

  • Korea might just as well be an integer of the Japanese Empire.

    The Pacific Triangle Sydney Greenbie
  • He is an integer and never counts for less than one in any relation of life.

    The Reconstructed School Francis B. Pearson
  • Hence, it is of the utmost importance that China remain an integer.

    The Pacific Triangle Sydney Greenbie
  • Is a woman a thinking unit at all, or a fraction always wanting its integer?

    Jude the Obscure Thomas Hardy
  • In all her calculations for the future Mrs. Owen's fortune was an integer.

    A Hoosier Chronicle Meredith Nicholson
British Dictionary definitions for integer


any rational number that can be expressed as the sum or difference of a finite number of units, being a member of the set …–3, –2, –1, 0, 1, 2, 3…
an individual entity or whole unit
Word Origin
C16: from Latin: untouched, entire, from tangere to touch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for integer

"a whole number" (opposed to fraction), 1570s, from Latin integer (adj.) "whole, complete," figuratively, "untainted, upright," literally "untouched," from in- "not" (see in- (1)) + root of tangere "to touch" (see tangent). The word was used earlier in English as an adjective meaning "whole, entire" (c.1500).

Online Etymology Dictionary, © 2010 Douglas Harper
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integer in Science
A positive or negative whole number or zero. The numbers 4, -876, and 5,280 are all integers.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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