melioration
英 [,mi?l??'re???n]
美[,milj?'re??n]
英英釋意
- 1. the act of relieving ills and changing for the better
- 2. a condition superior to an earlier condition;
- "the new school represents a great improvement"
- 3. the linguistic process in which over a period of time a word grows more positive in connotation or more elevated in meaning