synonym
/ˈsɪnənɪm/noun
1- a word or phrase that means exactly or nearly the same as another word or phrase in the same language, for example shut is a synonym of close同义词。
1.1
- a person or thing so closely associated with a particular quality or idea that the mention of their name calls it to mind代名词, 换喻词：
the Victorian age is a synonym for sexual puritanism.
维多利亚时代是性禁欲主义的代名词。
1.2
- Biology a taxonomic name which has the same application as another, especially one which has been superseded and is no longer valid【生】（分类学中的）同物异名。
派生词
synonymic
adjectivesynonymity
noun词源
late Middle English: via Latin from Greek sunōnumon, neuter (used as a noun) of the adjective sunōnumos, from sun- 'with' + onoma 'name'.