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
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the act of improving or the state of being improved
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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)”; see 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.
Great on the financial details, but he needs improvement on his delivery—too many rambling answers—and on capital allocation messaging.
From Barron's • May 3, 2026
Though sleep training did slightly increase the longest stretch of sleep that infants were able to get, there was otherwise no noticeable improvement in objective sleep caused by the sleep-training advice.
From Slate • May 3, 2026
The improvement in performance is significant: When spread over a hypothetical 35-year investment career, following this advice is projected to increase total retirement wealth by between 10% and 20%.
From MarketWatch • May 2, 2026
Because the property needed work, the condo board—with Quasar advising—drew up a capital improvement plan and nearly doubled residents’ condo fees in August.
From The Wall Street Journal • May 1, 2026
The biggest improvement was made in the way water was supplied to Philadelphia.
From "An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793" by Jim Murphy
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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.