nomenclature
/nəʊˈmenklətʃə(r)/noun
mass noun
1- the devising or choosing of names for things, especially in a science or other discipline（尤指自然科学或其他学科中的）命名法。
1.1
- the body or system of such names in a particular field术语。
1.2
- formal the term or terms applied to someone or something〈正式〉称谓; 名称：
'Customers' was preferred to the original nomenclature 'passengers'.
相对于最初的“旅客”这种称谓来说, 用“顾客”一词更好。
派生词
nomenclatural
/ˌnəʊmənˈkleɪtʃərəl/ adjective词源
early 17th cent.: from French, from Latin nomenclatura, from nomen 'name' + clatura 'calling, summoning' （from calare 'to call'）.