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.
He once cautioned that “Mankind, since the improvement of cookery, eat about twice as much as nature requires.”
From The Wall Street Journal • Apr. 14, 2026
High-speed trains, and pretty much any mass transportation improvement, continue to elude the United States, but one can experience them elsewhere.
From Los Angeles Times • Apr. 14, 2026
“This would mark only a marginal improvement from the recent string of hot PCE inflation prints and should keep the Fed firmly on hold in the near-term,” writes Stephen Juneau, U.S. economist at BofA Securities.
From Barron's • Apr. 14, 2026
This marks a significant improvement in understanding how this isotope is produced.
From Science Daily • Apr. 14, 2026
He adjusted the burner and tried again but achieved little improvement.
From "The Devil in the White City" by Erik Larson
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.
