IMPROVEMENT Synonyms: 73 Similar and Opposite Words

improvement

noun

im-ˈprüv-mənt

Definition of improvement

as in advance

an instance of notable progress in the development of knowledge, technology, or skill there's been a great improvement in your handwriting—I can actually read it!

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Example Sentences

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.

Recent Examples of improvement These investments include the industry’s latest advancements in screens, projection, and sound; modern seating; and enhanced concession, dining, and gathering spaces – the kinds of improvements that keep audiences coming back. — Paul Gunsky, IndieWire, 25 Sep. 2026 Most new drugs try to make small improvements on existing treatments, like reducing the side effects. — Gerry Smith, CNBC, 25 Sep. 2026 Both need the city and the Northern Illinois Transit Authority to finish paying for capacity and frequency improvements that are already on the table. — Chicago Tribune, 25 Sep. 2026 Most of these improvements have focused on larger utility-scale storage sites such as Moss Landing. — Clara Harter, Los Angeles Times, 25 Sep. 2026 See All Example Sentences for improvement

Recent Examples of Synonyms for improvement

Noun

The countries have also discussed an advance payment of up to $10 billion to secure long-lead components such as reactor vessels, steam generators and reactor coolant pumps.

— Neetika Walter, Interesting Engineering, 30 Sep. 2026
Will the Astros extend the series, or will the White Sox advance and continue this dream season?

— OutKick, FOXNews.com, 30 Sep. 2026

Definition of advance

Noun

And politicians began debating whether legislation is needed to rein in an industry that is racing against China and expected to drive enormous profits and technological advancements.

— Brittany Shammas, CNN Money, 28 Sep. 2026
Some analysts warn of a pathway called recursive self-improvement, in which AI becomes increasingly effective at training itself, eliciting a cycle of rapid advancement.

— Max Zahn, ABC News, 28 Sep. 2026

Definition of advancement

Noun

The Government Accountability Office said an earlier effort conducted six sensor-enhancement flight demonstrations in 2024 before the follow-on program was established.

— Sujita Sinha, Interesting Engineering, 28 Sep. 2026
Funding for the project is included in the city’s operating and maintenance budget under community enhancement funds, according to the staff report.

— Camryn Dadey, Sacbee.com, 22 Sep. 2026

Definition of enhancement

Noun

Representatives from the three countries held three rounds of trilateral negotiations early this year, twice in Abu Dhabi, the capital of the UAE, and once in Geneva, but the talks achieved no significant breakthroughs.

— HANNA ARHIROVA, Arkansas Online, 26 Sep. 2026
After his initial career breakthrough, instead of making a predictable move to Music City, the Texas A&M graduate has stayed close to his roots deep in the Lone Star State.

— Jessica Nicholson, Billboard, 25 Sep. 2026

Definition of breakthrough

Noun

Benedict said the process would ideally take a couple of years, with much of the development time spent on design work and virtual simulations before the physical construction began.

— Kaif Shaikh, Interesting Engineering, 30 Sep. 2026
By coordinating manufacturing, research, and clinical development with partners like Japan, South Korea, Europe, and India, America can build a more secure but still economically viable alternative to Chinese developers.

— Patrick McHenry, STAT, 30 Sep. 2026

Definition of development

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“Improvement.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/improvement. Accessed 1 Oct. 2026.

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Synonyms of improvement

noun

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