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.
New iterations and versions of AI systems have caused usage fees to fall precipitously, which the AVA team sees as a key advantage of AI tools given limited court budgets. Jared Perlo, NBC news, 3 Jan. 2026 The Irish Republican Army was planting bombs in English pubs, the latest iteration of a centuries-old war with Great Britain. Kathy Hersh, The Orlando Sentinel, 3 Jan. 2026 Like the Air Jordan 5, the Air Max 95 iteration features a predominantly white upper with a combination purple and emerald accents, with 95 mixing in some gray and silver hues for good measure. Riley Jones, Footwear News, 3 Jan. 2026 The new 964 iteration of the model looked like a duck, quacked like a duck, but was 80-percent new under its skin. Robert Ross, Robb Report, 2 Jan. 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 7 Jan. 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

More from Merriam-Webster on iteration

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!