A system of names used in an art or science: the nomenclature of mineralogy.
The procedure of assigning names to the kinds and groups of organisms listed in a taxonomic classification: the rules of nomenclature in botany.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.