improvement

noun

im·​prove·​ment im-ˈprüv-mənt 

1

: the act or process of improving

2

a

: the state of being improved

especially : enhanced value or excellence

b

: an instance of such improvement : something that enhances value or excellence

Synonyms

• advance
• advancement
• breakthrough
• enhancement
• refinement

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

Gallup reports that companies that implement recognition practices see a 12% improvement in overall team performance and a 50% decrease in absenteeism. —Luciana Paulise, Forbes.com, 29 Mar. 2025

This is a nice improvement, though short of Apple's 10-hour estimate. —PC Magazine, 29 Mar. 2025

While the informal trade talks continue, the U.S. market has shown signs of improvement. —Vanessa Gera and Kerstin Sopke, Los Angeles Times, 29 Mar. 2025

Those improvements and safety measures, Madigan said, would be impossible if Gov. Brad Little signs two bills that the Senate and House voted to approve. —Nick Rosenberger, Idaho Statesman, 28 Mar. 2025

Word History

First Known Use

circa 1550, in the meaning defined at sense 1

Phrases Containing improvement

• home-improvement
• self-improvement

Rhymes for improvement

• movement

Kids Definition

improvement

noun

im·​prove·​ment im-ˈprüv-mənt 

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