Modiolus is a term that is commonly used in anatomy to refer to the bony rings that surround the auditory canal of the ear. These structures are also known by a number of other names, including the ear bone, the modiolar bone, and the ossicular bone. Other synonyms for the term modiolus include the cochlear core, the cochlear partition, and the spiral lamina. In addition to these synonyms, there are many other technical and scientific terms that are used to describe the anatomy of the ear, including the semicircular canals, the labyrinth, and the vestibule. Overall, the study of the ear and its complex and delicate structures remains an important area of scientific research and medical practice.