improvement
Americannoun
-
a change or addition by which a thing is improved.
-
a person or thing that represents an advance on another in excellence or achievement.
The new landlord is a great improvement over his greedy predecessor.
- Synonyms:
- advancement, betterment, refinement
-
a bringing into a more valuable or desirable condition, as of land or real property; betterment.
- Synonyms:
- repair, enhancement
-
something done or added to real property that increases its value.
-
profitable use, as of a period of time.
noun
-
the act of improving or the state of being improved
-
something that improves, esp an addition or alteration
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alteration of the structure, fixtures, fittings, or decor of a building without changing its function Compare conversion
-
(usually plural) a building or other works on a piece of land, adding to its value
Other Word Forms
- nonimprovement noun
- preimprovement noun
Etymology
Origin of improvement
First recorded in 1400–50; late Middle English improuement, from Anglo-French emprouement “something profitable (especially exploitation of land)”; improve, -ment
Explanation
When there's improvement, something is getting better. Going from a C to an A in math is an improvement. If you want to improve something, you've got to make improvements. Lots of people strive for personal improvement: maybe it's losing a few pounds for an improvement in their appearance, or reading more for an improvement in intelligence. Businesses look for improvement in customer service or profitability. Any change for the better or step in the right direction is an improvement.
Vocabulary lists containing improvement
"Principles of Business," Vocabulary from Chapter 6
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"Principles of Business," Vocabulary from Chapter 13
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-ment
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
That turnaround—an improvement of 11.1 points per game—is larger than any third-year leap from any MVP in the history of the NBA.
From The Wall Street Journal • Apr. 16, 2026
“Compared to one year ago when rates were at 6.83%, this is a meaningful improvement for homebuyers during what is typically the busy spring homebuying season,” said Sam Khater, chief economist at Freddie Mac.
From MarketWatch • Apr. 16, 2026
“We are pleased with our first-quarter results, which featured an acceleration in both net revenue and organic revenue growth—with a notable improvement in convenient foods organic Volume,” said CEO Ramon Laguarta.
From Barron's • Apr. 15, 2026
Researchers found no improvement in insulin resistance and no significant changes in blood sugar levels among those taking metformin.
From Science Daily • Apr. 15, 2026
“That at least is an improvement on past centuries, don’t you agree?”
From "Inkheart" by Cornelia Funke
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.