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English definition of “improve”

improve

verb [I/T]    /ɪmˈpruv/
to get better, or to make something better: [I] Her grades have improved greatly this semester. [T] He did a lot to improve conditions for factory workers. If you improve on something, you succeed in doing or making it better: [I] The company is hoping to improve on last year’s sales figures.
(Definition of improve verb from the Cambridge Academic Content Dictionary © Cambridge University Press)
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