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Meaning of nomenclator

no•men•cla•tor

Pronunciation: (nō'mun-klā"tur), [key]
— n.
  1. a person who assigns names, as in scientific classification; classifier.
  2. a person who calls or announces things or persons by their names.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.