Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun melioration

3 senses of melioration

Sense 1
amelioration, melioration, betterment -- (the act of relieving ills and changing for the better)
       => improvement -- (the act of improving something; "their improvements increased the value of the property")

Sense 2
improvement, melioration -- (a condition superior to an earlier condition; "the new school represents a great improvement")
       => condition, status -- (a state at a particular time; "a condition (or state) of disrepair"; "the current status of the arms negotiations")

Sense 3
melioration -- (the linguistic process in which over a period of time a word grows more positive in connotation or more elevated in meaning)
       => drift -- (a process of linguistic change over a period of time)