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
• enhancement
• breakthrough
• development

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

In 2017, the angels (who requested anonymity) attracted other donors, which enabled the school to finally return employees to normal salaries, cover tuition for needy students, acquire improvements, such as technology for students and teachers, and offer new courses, including art and music. —Jan Goldsmith, San Diego Union-Tribune, 10 Oct. 2025

But she’s batted against by her own clients — including Danielle Macdonald, who is terminally afraid of accidentally killing her own newborn child — and the medical administration hovering around her daughter, demanding immediate improvements or else. —Ryan Lattanzio, IndieWire, 9 Oct. 2025

Touchdown Club projects To meet and maintain Carroll’s lofty athletic standards, booster clubs needed to raise significant funds to complete upgrades and facility improvements. —Charles Baggarly october 9, Fort Worth Star-Telegram, 9 Oct. 2025

The business taxes specalist also leads and directs high-impact projects and activities, in addition to driving operational improvements and helping shape strategies to ensure the division operates at peak efficiency. —Sacbee.com, 9 Oct. 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