Improve definition
Economic conditions are improving.
You can improve on the translation of that text.
Exercise can improve your health.
To improve one's leisure by studying.
An example of improve is when you make a new product that is better than the old one.
An example of improve is when you practice piano until you learn to play better.
Painting the woodwork will improve this house.
Buying more servers would improve performance.
I have improved since taking the tablets.
The error messages have improved since the last version, when they were incomprehensible.
To improve one's time; to improve his means.
Improved the house by adding a bathroom.
- to do or make better than, as by additions or changes
Idioms and Phrasal Verbs
Origin of improve
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From American Heritage Dictionary of the English Language, 5th Edition
- From Anglo-Norman emprouwer, from Old French en- + prou (“profit”), from Vulgar Latin prode (“advantageous, profitable”)
From Wiktionary