osteoclasis
/ˌɒstɪəʊˈkleɪsɪs/noun
1 Surgery. Intentional fracturing of a bone, especially to correct a deformity.
2 Pathology and Physiology. Destruction of bone; specifically resorption of bone by osteoclasts.
Origin
Mid 19th century; earliest use found in Robley Dunglison (1798–1869), physician and medical writer. From osteo- + ancient Greek κλάσις fracture.