Definition of iteration in English:



mass noun
  • 1The repetition of a process or utterance.

    • ‘Start with a relatively simple service and move forward in short iterations.’
    • ‘The most dramatic iteration came on the floor of the Senate, when he made it the centerpiece of a carefully prepared 20-minute oration.’
    • ‘And of course the announcements were largely iterations of existing products and/or concepts.’
    • ‘If I may repeat my iteration from an earlier post.’
    • ‘Write a program for policy iteration and re-solve Jack's car rental problem with the following changes.’
    1. 1.1 Repetition of a mathematical or computational procedure applied to the result of a previous application, typically as a means of obtaining successively closer approximations to the solution of a problem.
      • ‘Convergence is declared when the relative change in likelihood between successive iterations is less than a user-defined threshold.’
      • ‘Constructing a probabilistic model, we performed 1,000 iterations of this scenario.’
      • ‘In successive iterations, the depth of the model also increases.’
      • ‘The output typically appeared to be nonstationary for up to 200,000 iterations of the algorithm.’
      • ‘This factor analysis was based on the combined normative samples using principal factoring with iteration plus orthogonal rotation.’
      repetition, repetitiveness, repetitiousness, reiteration, redundancy, superfluity, periphrasis, duplication
      View synonyms
    2. 1.2count noun A new version of a piece of computer hardware or software.
      • ‘Now, sometimes you have to cycle the state machine through a few iterations before you get to an output state.’
      • ‘The previous Aurora wasn't bad, but the latest iteration is more " me too " than distinctive.’
      • ‘Our Pirate game has gone through several iterations in its four-year development process.’
      • ‘Frequently there are a number of iterations, and the development cycle is lengthened and deadlines missed.’
      • ‘"I wish a wider search criterion had been used in the first iteration!’
      • ‘However, licensing problems from Microsoft have made the device less than entirely useful in its first iterations.’
      • ‘We also rebooted between test iterations to clear out disk and memory caches.’
      • ‘If one can get past all this, Settlers is quite charming and this facet alone explains why it has endured for four iterations and possibly more in the future.’
      • ‘Over a decade has passed since then, and Namco have refined, reworked and polished the Tekken formula through many iterations.’
      • ‘The computer went through thousands of iterations before it produced any movement.’
      • ‘Perhaps worse, significant delivery delays associated with design iterations mean reduced market share and lost revenue.’
      • ‘Does each server hold just a portion of a single massive game universe, or are multiple iterations of the universe planned?’
      • ‘What are the barriers to the technology reaching its full potential in future iterations?’
      • ‘For a game that has seen three iterations, I would've expected a bit more stability than my experience with it on my computer.’
      • ‘The first iteration of Verizon's fiber network will download 30 megabits per second.’
      • ‘Over the past decade Web design has gone through many iterations, driven by the ever-changing environment.’
      • ‘The voiceovers, missions, and story seem if possible even better than previous iterations of the game.’
      • ‘By contrast, a traditional microprocessor would have had to run many iterations of the software to come up with the answer.’
      • ‘Don't be surprised if it takes several iterations to become comfortable with the CLD.’
      • ‘Through its many iterations, Worms has culminated into WWP; a well-polished title in its own right.’


Late Middle English: from Latin iteratio(n-), from the verb iterare (see iterate).