iteration

noun

it·​er·​a·​tion ˌi-tə-ˈrā-shən How to pronounce iteration (audio)
Synonyms of iterationnext
1
: version, incarnation
the latest iteration of the operating system
2
: 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
3
: one execution of a sequence of operations or instructions in an iteration

Examples of iteration in a Sentence

your constant iteration of the same piddling complaints is wearing thin
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The first iteration of Lurie Children’s Hospital’s Resilience-Supportive Schools Illinois program launched in the wake of COVID-19 in 2021, and its tools are now used within 800 schools across 82 counties. Olivia Stevens, Chicago Tribune, 26 Apr. 2026 There was also a second iteration of the Colorado Crush, which was not affiliated with the first version. Kyle Newman, Denver Post, 26 Apr. 2026 Since 2018, Xie’s research group has gradually advanced the technology through successive iterations, addressing persistent challenges in materials science, cell durability, fuel processing, and the ability to maintain continuous coal feed. Bojan Stojkovski, Interesting Engineering, 26 Apr. 2026 In this sense, the micro-drama pushes to extremes a process that began in the age of streaming, in which scale, data, and iteration replace taste and intuition as the engines of cultural production. Chang Che, New Yorker, 25 Apr. 2026 See All Example Sentences for iteration

Word History

First Known Use

15th century, in the meaning defined at sense 2

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

Browse Nearby Words

Cite this Entry

“Iteration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iteration. Accessed 27 Apr. 2026.

Kids Definition

iteration

noun
it·​er·​a·​tion ˌit-ə-ˈrā-shən How to pronounce iteration (audio)
: repetition
especially : a computational process in which a series of operations is repeated a number of times

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