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Acclamation or acclimation?

acclamation is a noun meaning “A shout of approbation, favor, or assent; eager expression of approval; loud…”; acclimation is a noun meaning “The process of becoming, or the state of being, acclimated, or habituated to a…”. They sound the same (/æk.ləˈmeɪ.ʃən/). In written English (wordfreq, 2021 data) acclamation is about 2.0 times as common as acclimation.

acclamationoracclimation

What is the difference between acclamation and acclimation?

acclamationacclimation
Part of speechnounnoun
Meaning

A shout of approbation, favor, or assent; eager expression of approval; loud applause

The act of winning an election to a post because there were no other candidates

The process of becoming, or the state of being, acclimated, or habituated to a new climate, surroundings, or situation; especially, acclimatization

The adaptation of an organism to its natural climatic environment

ExampleSee also: uncontested, by defaultnone recorded
Formsacclamationsacclimations
Pronunciation/æk.ləˈmeɪ.ʃən//æk.ləˈmeɪ.ʃən/
In writingabout once in every 4 million wordsabout once in every 8 million words

Sources: acclamation and acclimation 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 acclamation and acclimation

acclamation

  1. 1

    noun A shout of approbation, favor, or assent; eager expression of approval; loud applause

  2. 2

    noun The act of winning an election to a post because there were no other candidates

    See also: uncontested, by default

  3. 3

    noun A representation, in sculpture or on medals, of people expressing joy

  4. 4

    noun An oral vote taken without formal ballot and with much fanfare; typically an overwhelmingly affirmative vote

acclimation

  1. 1

    noun The process of becoming, or the state of being, acclimated, or habituated to a new climate, surroundings, or situation; especially, acclimatization

  2. 2

    noun The adaptation of an organism to its natural climatic environment

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, acclamation or acclimation?

acclamation appears about once in every 4 million words; acclimation about once in every 8 million words.

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

How many people search acclamation vs acclimation?

“acclamation vs acclimation” is searched about 40 times a month on Google and 10 on Bing in the United States. Google counts close variants of a query together (“acclimation vs acclamation”, “acclamation or acclimation”).

Sources: Google Ads keyword data through DataForSEO and Microsoft Advertising keyword data through DataForSEO, the average month from September 2025 to August 2026.

The words