Definition of osteolysis in English:
 osteolysis
noun ˌɒstɪˈɒlɪsɪsˌästēˈäləsəs
mass nounMedicine The pathological destruction or disappearance of bone tissue.
 Example sentencesExamples
-  Cement has been partially effective, as it acts to seal the bone and prevent osteolysis.
 -  The right shoulder showed possible osteolysis of the distal end of the clavicle, which may have been related to the history of recent weightlifting.
 -  Atraumatic osteolysis of the distal clavicle is an unusual injury that occurs most often in weightlifters.
 -  As improved fixation allowed implants to remain implanted longer, it became apparent that a method to reduce polyethylene wear, which results in osteolysis, was needed.
 -  At one-year and annual visits, range of motion and x-rays are assessed to check for loosening, stress fractures, or osteolysis.
 
Derivatives
  
adjective 
Medicine  Osteoclasts actively resorb and remodel bone as required for growth; these are giant, multinuclear, phagocytic, and osteolytic cells.
 Example sentencesExamples
-  Most patients in clinical trials had osteolytic bone metastases on imaging studies.
 -  In addition, multiple small osteolytic lesions were identified at the site of implantation.
 -  Roentgenograms of the lesions showed mainly well-circumscribed lesions, occasionally osteolytic.
 -  A computed tomographic scan showed several osteoblastic and osteolytic lesions in vertebral bodies and the pelvis, compatible with metastases.