[ in-ti-jer ]
See synonyms for integer on
  1. Mathematics. one of the positive or negative numbers 1, 2, 3, etc., or zero.: Compare whole number.

  2. a complete entity.

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Origin of integer

First recorded in 1500–10; from Latin: “untouched, undivided, whole, fresh,” equivalent to in- negative prefix + -teg- (combining form of tag-, root of tangere “to touch”) + -er adjective suffix; see in-3

Other words for integer

Opposites for integer

Other words from integer

  • non·in·te·ger, noun

Words Nearby integer Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use integer in a sentence

  • 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
  • But just before the catastrophe one man, integer vitae scelerisque purus, sees the truth.

    The Longest Journey | E. M. Forster
  • In my former book I handled Japan as an integer, avoiding implications.

    The Pacific Triangle | Sydney Greenbie
  • Korea might just as well be an integer of the Japanese Empire.

    The Pacific Triangle | Sydney Greenbie
  • Hence, it is of the utmost importance that China remain an integer.

    The Pacific Triangle | Sydney Greenbie

British Dictionary definitions for integer


/ (ˈɪntɪdʒə) /

  1. 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…

  2. an individual entity or whole unit

Origin of integer

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

Scientific definitions for integer


[ ĭntĭ-jər ]

  1. A positive or negative whole number or zero. The numbers 4, -876, and 5,280 are all integers.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.