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Iteration or reiteration?

iteration is a noun meaning “A recital or a second performance; a repetition”; reiteration is a noun meaning “The act of reiterating”. In written English (wordfreq, 2021 data) iteration is about 22 times as common as reiteration.

iterationorreiteration

What is the difference between iteration and reiteration?

iterationreiteration
Part of speechnounnoun, verb
Meaning

A recital or a second performance; a repetition

A variation or version

The act of reiterating

Something that is reiterated or restated

ExampleThe architect drafted several iterations of the floorplan before deciding on his final designnone recorded
Formsiterationsreiterations
Pronunciation/ˌɪt.əˈɹeɪ.ʃən/ [ˌɪt.əˈɹeɪ.ʃn̩]not recorded
In writing2.5 times per million wordsabout once in every 9 million words

Sources: iteration and reiteration in the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Every current meaning of iteration and reiteration

iteration

  1. 1

    noun A recital or a second performance; a repetition

  2. 2

    noun A variation or version

    The architect drafted several iterations of the floorplan before deciding on his final design

  3. 3

    noun The use of repetition in a computer program, especially in the form of a loop

  4. 4

    noun A single repetition of the code within such a repetitive process

    The code calculates the appropriate value at each iteration

reiteration

  1. 1

    noun The act of reiterating

  2. 2

    verb Uncommon spelling of reiteration

  3. 3

    noun Something that is reiterated or restated

  4. 4

    noun The form that backs or perfects paper already printed on one side

Source: the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); obsolete, archaic, dialect and rare senses left out.

Which is more common, iteration or reiteration?

iteration appears 2.5 times per million words; reiteration about once in every 9 million words.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

The words