👉 Pachymeninx is a term used in medicine to describe the structure of an organ. It refers to the entire body, including the organs and tissues that make up the human body. The term comes from Greek mythology where it is used to refer to the heart, which is considered to be the center of the body. In medicine, pachymeninx refers to the entire body, not just the heart. It includes all the organs, tissues, and structures that make up the whole