ref·​or·​ma·​tion | \ ˌre-fər-ˈmā-shən How to pronounce reformation (audio) \

Definition of reformation

1 : the act of reforming : the state of being reformed
2 capitalized : a 16th century religious movement marked ultimately by rejection or modification of some Roman Catholic doctrine and practice and establishment of the Protestant churches

Other Words from reformation

reformational \ ˌre-​fər-​ˈmā-​shnəl How to pronounce reformation (audio) , -​shə-​nᵊl \ adjective

Examples of reformation in a Sentence

the reformation of our justice system
Recent Examples on the Web Following the reformation, the island took on a more military function before the construction of several Renaissance-style palace and court buildings. David Nikel, Forbes, 13 June 2022 Gray hydrogen is created from natural gas, or methane, using steam methane reformation but without capturing the carbon dioxide made in the process. Tim Fitzpatrick, The Salt Lake Tribune, 22 Apr. 2022 In the United Kingdom, where a reformation of the labor market related to Brexit is also unfolding, there are now 4.4 vacancies for every 100 jobs — an all-time high. Julia Horowitz, CNN, 30 Mar. 2022 Hydrogen made from steam methane reformation with carbon capture currently costs about $2.40 per kilogram. University Of Houston Energy Fellows, Forbes, 1 Nov. 2021 The reformation of our legal system is something law professor Jody Armour has studied and lived for a lifetime and reimagines in his new book, N*gga Theory: Race, Language, Unequal Justice, and the Law. Kc Cole, Wired, 20 Oct. 2021 The suggestion of an underfoot Utopia is here and now, requiring no reformation of other people’s attitudes. Peter Schjeldahl, The New Yorker, 18 Oct. 2021 However, as the system is south this weekend, it is expected to encounter hostile hurdles in the form of strong upper-level winds preventing reformation. Joe Mario Pedersen,, 24 Sep. 2021 The disturbance remains at a 50% chance of reformation in the next two to five days. Lynnette Cantos,, 28 Sep. 2021 See More

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

First Known Use of reformation

15th century, in the meaning defined at sense 1

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

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Cite this Entry

“Reformation.” Dictionary, Merriam-Webster, Accessed 17 Aug. 2022.

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More Definitions for reformation


ref·​or·​ma·​tion | \ ˌre-fər-ˈmā-shən How to pronounce reformation (audio) \

Kids Definition of reformation

: the act of changing something or someone for the better


ref·​or·​ma·​tion | \ ˌre-fər-ˈmā-shən How to pronounce reformation (audio) \

Legal Definition of reformation

: the act or an instance of reforming specifically : the equitable remedy of reforming a writing (as a deed or contract) and enforcing it as reformed

Note: Reformation is allowed primarily to correct mistakes such as typographical errors or incorrectly chosen words. Occasionally reformation is permitted in cases of fraud or misrepresentation. Clear and convincing evidence of the mistake and of the intended agreement is usually required; sometimes parol evidence is sufficient to establish the agreement. This remedy is not applicable to wills.


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