nomenclature
no.men.cla.ture \'no--m*n-.kla--ch*r also no--'men-kl*-.chu.(*)r, -'men-,\ n [L nomenclatura calling by name, list of names, fr. nomen + cala] -kl*-ch*r, -kl*-.t(y)u.(*)rtus, pp. 1: NAME, DESIGNATION 2: the act or process or an instance of naming 3a: a system or set of terms or symbols 3b: a system of terms used in a particular science, discipline, or art; esp : the standardized New Latin names used in biology