improveim·prove /ɪmˈpruːv/ verb1[intransitiveI, transitiveT]FINANCE if shares, prices etc improve by a particular amount, they rise by that amountJaguar improved 21p, closing at 665p.
improve byHungary’s dollar current account improved by a remarkable 5% of GDP.
2[transitiveT] to make something betterThe marketing team will need toimprove communication with the suppliers.
3[intransitiveI] to become betterBusiness started to improve again in January.