- a person, specif. a slave in ancient Rome, who announces the names of guests, etc.
- a person who invents names for, or assigns them to, things, as in scientific classification
Origin of nomenclatorClassical Latin ; from nomen, name + calator, caller, crier ; from past participle of calare, to call: see clamor
Origin of nomenclatorLatin n&omacron;mencl&amacron;tor, a slave who accompanied his master to tell him the names of people he met, variant of n&omacron;mencul&amacron;tor : n&omacron;men, name; see n&obremac;-men- in Indo-European roots + cal&amacron;tor, servant, crier (from cal&amacron;re, to call; see kel&schwa;-2 in Indo-European roots).
- An assistant who specializes in providing timely and spatially relevant reminders of the names of persons and other socially important information.
- One who assigns or constructs names for persons or objects or classes thereof, as in a scientific classification system.
- A document containing such name assignments.
From Latin nÅmenclÄtor (“slave who told master names of persons master met"), from nÅmen (“name") + calÅ (“call together").