|Origin:||emprowe 'to improve' (15-16 centuries), from Anglo-French emprouer 'to make a profit', from Old French prou 'advantage, profit'; probably influenced by approve|
im‧prove S2 W1
[intransitive and transitive]
to make something better, or to become better:
a course for students wishing to improve their English
The doctors say she is improving (=after being ill).
You could use the money for improving your home.
Many wines improve with age (=get better as they get older).
improve on/upon somethingphrasal verb
Bertorelli has scored 165 points, and I don't think anyone will improve on that.