life-changing

adjective

life-chang·​ing ˈlīf-ˌchān-jiŋ How to pronounce life-changing (audio)
: having or capable of having a significant impact on someone's life
a life-changing career opportunity
a life-changing injury
… in 1986 he took a year off to travel. The experience was life-changing and led to his 1991 decision to pursue writing full-time.Carolyn Hart
(humorous) Made with fresh carrots, pineapple, a blend of warm spices and a homemade brown butter cream cheese frosting, this carrot cake recipe is life-changingJocelyn Delk Adams

Examples of life-changing in a Sentence

Recent Examples on the Web
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The report questioned standards for the treatment of transgender youth issued by the World Professional Association for Transgender Health and raised concerns that adolescents may be too young to give consent to life-changing treatments that could result in future infertility. Arkansas Online, 21 Mar. 2026 When that happens, people can suffer slip-and-fall accidents, which can leave them not just injured, but with life-changing injuries. Matthew Kayser, USA Today, 20 Mar. 2026 The report questioned standards for the treatment of transgender youth issued by the World Professional Association for Transgender Health and raised concerns that adolescents may be too young to give consent to life-changing treatments that could result in future infertility. ABC News, 19 Mar. 2026 After a life-changing trip to Antarctica with polar explorer Robert Swan, Paras Loomba was inspired to use his electrical engineering background to create impact expeditions back home in the Himalaya. The Editors, Outside, 18 Mar. 2026 See All Example Sentences for life-changing

Word History

First Known Use

1747, in the meaning defined above

Time Traveler
The first known use of life-changing was in 1747

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Cite this Entry

“Life-changing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/life-changing. Accessed 28 Mar. 2026.

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