redefine

verb

re·​de·​fine ˌrē-di-ˈfīn How to pronounce redefine (audio)
redefined; redefining; redefines
Synonyms of redefinenext

transitive verb

1
: to define (something, such as a concept) again : reformulate
had to redefine their terms
2
a
: to reexamine or reevaluate especially with a view to change
redefinition noun

Examples of redefine in a Sentence

learning that he had been adopted forced him to completely redefine his identity
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.
Wealth, meanwhile, has quietly redefined itself upward. Nick Lichtenberg, Fortune, 3 May 2026 Correspondent Seth Doane travels to Amsterdam, Paris, Venice and Portofino to look at the impacts that tourism is having on cities, resorts and natural attractions, and why some people are resisting visitors – or redefining tourism – in some of the world's most popular and fragile destinations. David Morgan, CBS News, 1 May 2026 In contrast, institutionalized Western medicine redefined sassafras through laboratory experimentation, largely detached from these contexts of use. Kari Traylor, JSTOR Daily, 30 Apr. 2026 With a commitment to accuracy, accountability and innovation, the AJC is building on its legacy to redefine what a local news brand can be. Hugo Rojo, AJC.com, 30 Apr. 2026 See All Example Sentences for redefine

Word History

First Known Use

1848, in the meaning defined at sense 1

Time Traveler
The first known use of redefine was in 1848

Browse Nearby Words

Cite this Entry

“Redefine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/redefine. Accessed 5 May. 2026.

Kids Definition

redefine

verb
re·​de·​fine ˌrē-di-ˈfīn How to pronounce redefine (audio)
1
: to define (as a concept) again
redefined their terms
2
: to reexamine or reevaluate especially with a view to change
redefine our goals

More from Merriam-Webster on redefine

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