1N-SING (某一学科、个人或群体的)全部词汇 The lexicon of a particular subject is all the terms associated with it. The lexicon of a person or group is all the words they commonly use. (某一学科、个人或群体的)全部词汇
...the lexicon of management. [+ of]
管理学词汇
Chocolate equals sin in most people's lexicon.
巧克力在大多数人的字典里等同于罪恶。
2N-COUNT (某一语言或学科的)词汇表 A lexicon is an alphabetical list of the words in a language or the words associated with a particular subject. (某一语言或学科的)词汇表
3N-COUNT (尤指希腊语、希伯来语等古老语言的)词典,字典 A lexicon is a dictionary, especially of a very old language such as Greek or Hebrew. (尤指希腊语、希伯来语等古老语言的)词典,字典 [old-fashioned]