- an act or instance of ameliorating or making better; the state of being ameliorated or made better: the amelioration of working conditions.
- something that ameliorates; an improvement.
- melioration (def. 1).
- the act or an instance of ameliorating or the state of being ameliorated
- something that ameliorates; an improvement
- (of the meaning of a word) a change from pejorative to neutral or positively pleasant. The word nice has achieved its modern meaning by amelioration from the earlier sense foolish, silly
