NOMENCLATURE, n. [See Nomenclator.]

1. A list or catalogue of the more usual and important words in a language, with their significations; a vocabulary or dictionary_webster1828.

2. The names of things in any art or science, or the whole vocabulary of names or technical terms which are appropriated to any particular branch of science; as the nomenclature of botany or of chimistry; the new nomenclature of Lavoisier and his associates.