¹ Source: wiktionary.com. The line of junction of the epiphysis and diaphysis of a long bone where growth in length occurs. The epiphyseal line the part of the bone that replaces the epiphyseal growth plate in long bones once a person has reached their full adult height. Term. 1. The epiphyseal plate, a hyaline cartilage disk in the wider portion of a long bone, called metaphysis, is situated between the growth site and diaphysis, the midsection of the bone. Once the growth plate has fused, the epiphysis and metaphysis are joined. On the diaphyseal side, cartilage is ossified, and the diaphysis grows in length. Medical definition of epiphyseal line: the line marking the site of an epiphyseal plate that has has stopped growing and become ossified. The physis (growth plate or epiphyseal plate) is a hyaline cartilage plate in the metaphy s is at the ends of each of the long bones. The Epiphyseal Plate: Epiphyseal plates are located in the epiphysis of long bones. Epiphyseal ones in the epiphysis. Most people chose this as the best definition of epiphyseal: (anatomy) Of or pertainin... See the dictionary meaning, pronunciation, and sentence examples. It is a layer of hyaline cartilage where ossification occurs in immature bones. Cypress College BIOL 231 - General Human Anatomy Human Anatomy, Second Custom Edition for Cypress College by Elaine N. Marieb, Patricia Brady Wilhelm, an… Bone, cartilage, dense connective tissue, epithelium, various blood-forming tissues, adipose tissue, nervous tissue. Pertaining to or of the nature of an epiphysis. Epiphysis definition is - a part or process of a bone that ossifies separately and later becomes ankylosed to the main part of the bone; especially : an end of a long bone. 1. (anatomy) Of or pertaining to the epiphysis ¹. ... Nutrient one is located from the diaphysis up to the epiphyseal plates. The epiphyseal plate is the area of growth in a long bone. Describe the anatomy of the epiphyseal growth area: Definition. Synonym(s): linea epiphysialis [TA] . On the epiphyseal side of the epiphyseal plate, cartilage is formed. Related pathology bone veins: ... developmental anatomy of the skeletal system: Adjective. Definition - hyaline - elastic - fibrocartilage: Term. Definition of Epiphyseal. Definition of Epiphyseal. [adj] Medical Definition of Epiphyseal. 1. The epiphyses (singular: epiphysis) are the rounded portions at the ends of a bone separated from the metaphysis by the physis.The epiphysis contributes to a joint, compared with an apophysis which is a site of tendon or ligament attachment. Definition. Metaphyseal one in the metaphysis.