Synonyms: melioration, amelioration, betterment
Definition: the act of relieving ills and changing for the better
Similar words: improvement
Definition: the act of improving something
Usage: their improvements increased the value of the property
Synonyms: betterment, advance, improvement
Definition: a change for the better; progress in development
Similar words: shift, transformation, transmutation
Definition: a qualitative change
Synonyms: betterment
Definition: an improvement that adds to the value of a property or facility
Similar words: melioration, improvement
Definition: a condition superior to an earlier condition
Usage: the new school represents a great improvement