it·​er·​a·​tion | \ˌi-tə-ˈrā-shən \

Definition of iteration 

1 : the action or a process of iterating or repeating: such as

a : a procedure in which repetition of a sequence of operations yields results successively closer to a desired result

b : the repetition of a sequence of computer instructions a specified number of times or until a condition is met — compare recursion

2 : one execution of a sequence of operations or instructions in an iteration

3 : version, incarnation the latest iteration of the operating system

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Examples of iteration in a Sentence

your constant iteration of the same piddling complaints is wearing thin

Recent Examples on the Web

The keyboard reliability and throttling issues that plagued earlier iterations of the device have largely been ironed out. Jeff Dunn, Ars Technica, "The Ars Holiday Gift Guide 2018—good tech for the power user in your life," 4 Dec. 2018 There are some major differences between Instagram Stories and YouTube’s iteration of the feature. Julia Alexander, The Verge, "YouTube is rolling out its Instagram-like Stories feature to more creators," 29 Nov. 2018 Hyper-Threading has also been reserved for a new iteration of Intel’s X-series processors, which includes up to 18 cores and 36 threads. Mark Hachman, PCWorld, "Intel debuts 9th-generation Core chips, including Core i9 and X-series parts, with a few twists," 8 Oct. 2018 The remaining contents include specialty cotton pads from Japan, sunblock from Korea, and at least two masks (a shea butter infusion for her face and a cooling, herbal iteration for her feet). Kate Branch, Vogue, "This Fantastic Beasts 2 Star Has a Serious Knack for K-Beauty," 17 Nov. 2018 Each pair features some iteration of Chiara’s signature cartoon eye insignia. Tess Garcia, Teen Vogue, "Converse and Chiara Ferragni Collaborate on Glittery Sneaker Collection," 11 Nov. 2018 The production company is responsible for the 2018 sequel to Angelina Jolie's 2014 film Unbroken as well as the 2018 iteration of Little Women. Rebecca Farley,, "The Harrowing Tale Of The Boys In The Cave Is Already Going To Be A Movie," 11 July 2018 Like me, my period has gone through countless iterations of itself in the last decade-and-a-half, depending on the birth control method (none, the pill, a generic form of that pill, a different pill, none again, then the IUD) and the time and place. Hannah Dylan Pasternak, SELF, "I Tried Free Bleeding in Period-Proof Running Shorts," 30 Oct. 2018 The film’s fourth iteration is fast becoming a cultural phenomenon, earning Oscar buzz and praise from stars like Sean Penn, Katy Perry, Kim Kardashian, and Cher. Nick Williams, Harper's BAZAAR, "A Star Is Born," 30 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'iteration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of iteration

15th century, in the meaning defined at sense 1

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Dictionary Entries near iteration



iterated integral




it figures

Statistics for iteration

Last Updated

10 Dec 2018

Look-up Popularity

Time Traveler for iteration

The first known use of iteration was in the 15th century

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Comments on iteration

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