Melioration

[,mi:ljә'reiʃәn]

解释:

(noun.) the linguistic process in which over a period of time a word grows more positive in connotation or more elevated in meaning.

编辑:路易斯--From WordNet

解释:

(n.) The act or operation of meliorating, or the state of being meliorated; improvement.

格里塔手打

同义词及近义词：

n. Improvement, amendment, emendation, amelioration.

弗洛整理