improve

/ɪmˈpruːv/

• Verb
• to make (something) better
1. This operation will greatly/dramatically/significantly improve her chances of survival.
2. The advertising campaign has improved sales.
• to become better
1. Maybe we'll buy a house when our financial situation improves.
2. Her writing has improved since the beginning of the school year.
3. The company has been having steadily improving sales.
• to do better than (something previously done)
1. After months of study, I improved on my original score.
2. It'll be hard to improve upon the success they had last year.