the mind > goodness and badness > quality of being good > improvement > [noun] > slight improvement > one who (2)
a person who touches up a thing or person in some way (cf. to touch up at touch, v. phrasal verbs); esp. a person who makes small modifications or…
Economics. A person who advocates minor changes in monetary and fiscal policy in order to maintain a stable level of aggregate demand. Cf. fine tuning…