reformer

noun

re·​form·​er ri-ˈfȯr-mər How to pronounce reformer (audio)
Synonyms of reformernext
1
: one that works for or urges reform
2
Reformer : a leader of the Protestant Reformation
3
: an apparatus for cracking oils or gases to form specialized products

Examples of reformer in a Sentence

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.
At the time, several hundred thousand unions, socialists, anarchists and reformers took to the streets to advocate for the eight-hour workday. Preston Mizell, FOXNews.com, 29 Apr. 2026 The gym spans nearly a full floor and goes well beyond the usual, with Technogym equipment, Peloton bikes, a Frame reformer, and a Forme mirror, plus details like eucalyptus towels and energy-boosting snacks. Condé Nast, Condé Nast Traveler, 23 Apr. 2026 In this sense, reformers like Worden and Griffin were entirely correct that changing the structure of government contracting would incentivize the innovation needed to make getting to space cheaper. Ben Tarnoff, Big Think, 23 Apr. 2026 Observers say such appointments suggest the Coastal Commission has already begun to change in ways that pro-housing reformers seem keen to attain. Andre Mouchard, Oc Register, 19 Apr. 2026 See All Example Sentences for reformer

Word History

First Known Use

1526, in the meaning defined at sense 1

Time Traveler
The first known use of reformer was in 1526

Browse Nearby Words

Cite this Entry

“Reformer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reformer. Accessed 1 May. 2026.

Kids Definition

reformer

noun
re·​form·​er ri-ˈfȯr-mər How to pronounce reformer (audio)
: one that works for reform

More from Merriam-Webster on reformer

Love words? Need even more definitions?

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

More from Merriam-Webster