Synonyms:
amelioration, melioration, betterment
Meaning: the act of relieving ills and changing for the better
Usage examples
In England the fierce fervor of the Chartist movement, with its violent rhetoric as to the rights of man, was sobering down and passing pervasively into numerous practical schemes for social and political amelioration, constituting in their entirety a most profound change throughout every part of the national life.