- 1[uncountable] the act of making something better; the process of something becoming better Sales figures continue to show signs of improvement. We expect to see further improvement over the coming year. improvement in/on/to something There is still room for improvement in your work.
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.
- 2[countable] a change in something that makes it better; something that is better than it was before a significant/substantial/dramatic improvement a slight/steady improvement improvement in/on/to something an improvement in Russo-American relations This is a great improvement on your previous work. improvements to the bus service
Check pronunciation: improvement