KEY: Alteration.SYN: Variation, difference, diversification, shifting, modification,change, permutation, mutation, mutability.ANT: Retention, perpetuation, conservation, changelessness,identity, stabilisation, {[nxity]?}, permanence.
英语同义词词典收录了7932条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。