The word "archinephric" is a complex term that refers to a part of the anatomy of certain animals. It is spelled as /ɑːrkɪˈnɛfrɪk/ phonetically, and is made up of various components. "Arch-" means "chief" or "principal," while "nephric" refers to the kidneys. Therefore, "archinephric" describes the main or primary kidney-related structure in the body. Although it may be challenging to spell, this word is important in the scientific study of animal anatomy and physiology.