osteochondroma
/ˌɑstioʊkɑnˈdroʊmə/
noun
- A benign (non-cancerous) bone tumor that consists of bone and cartilage, often found near the ends of long bones.
- She had surgery to remove an osteochondroma that was causing pain in her shoulder.
- The doctor said the lump on his knee was an osteochondroma and not something to worry about.
- Osteochondromas are the most common type of benign bone tumor in children and teenagers.