improvement

noun

im·​prove·​ment im-ˈprüv-mənt How to pronounce improvement (audio)
Synonyms of improvementnext
1
: the act or process of improving
improvement in the patient's condition
2
a
: the state of being improved
especially : enhanced value or excellence
I've noticed improvement in your work.
b
: an instance of such improvement : something that enhances value or excellence
The editor made some improvements to the article.

Examples of improvement in a Sentence

Doctors were amazed by the sudden improvement in her medical condition. I've noticed a significant improvement in your work since the spring. The editor made some improvements to the article before it was printed. They spent the money on new kitchen cabinets and other home improvements.
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.
But nationally, the report didn't find much improvement at all over that five-year span. Camila Domonoske, NPR, 28 May 2026 In the meantime, Smith has some bug fixes and some minor improvements planned, as well as combat sports- and soccer-specific versions of GeoSports. Justin Birnbaum, Sportico.com, 28 May 2026 In January, the city council approved reallocating $40,000 to support building improvements on two properties the museum acquired in July 2025. Kamal Morgan, Fort Worth Star-Telegram, 28 May 2026 The milestones have come in bunches for Spry, thanks to his impeccable improvement this season alone. Brendan Connelly, Boston Herald, 28 May 2026 See All Example Sentences for improvement

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of improvement was in the 15th century

Browse Nearby Words

Cite this Entry

“Improvement.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/improvement. Accessed 2 Jun. 2026.

Kids Definition

improvement

noun
im·​prove·​ment im-ˈprüv-mənt How to pronounce improvement (audio)
1
: the act or process of improving
2
a
: increased value or excellence
b
: something that adds to the value or appearance (as of a house)

Legal Definition

improvement

noun
im·​prove·​ment
: a usually permanent addition to or modification of real property that enhances its capital value and is distinguished from an ordinary repair in being designed to make the property more useful or valuable

More from Merriam-Webster on improvement

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