nomenclator
noun
no·men·cla·tor ˈnō-mən-ˌklā-tər 
1
: a book containing collections or lists of words
2
archaic : one who announces the names of guests or of persons generally
3
: one who gives names to or invents names for things
Example Sentences
Recent Examples on the Web As Hawkins High's resident dungeon master — and Vecna's unwitting nomenclator — Eddie has some ideas. 
Nick Romano, EW.com, 14 June 2022
Nick Romano, EW.com, 14 June 2022 Word History
Etymology
borrowed from New Latin nōmenclātor "book containing lists of names or words," going back to Latin nōmenclātor, nōmenculātor "slave tasked with telling his master the names of clients and others encountered publicly," from nōmen "name" + calāre "to announce, proclaim, summon" + -tor, agent suffix — more at name entry 1, low entry 3
First Known Use
1585, in the meaning defined at sense 1
nomenclators
noun
as in thesauruses
Synonyms & Similar Words
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