noun

• Degeneration of joint cartilage and the underlying bone, most common from middle age onward. It causes pain and stiffness, especially in the hip, knee, and thumb joints.

  Compare with rheumatoid arthritis

  ‘Both of these regimens have been clearly shown to improve pain and disability in osteoarthritis of the knee.’

  More example sentences

  • ‘Knee osteoarthritis is a common but often difficult problem to manage in primary care.’
  • ‘Some time later I was asked to see a nun who had mild rheumatoid arthritis and well advanced osteoarthritis of both hips.’
  • ‘A worn joint due to osteoarthritis often causes pain in the groin area.’
  • ‘But they do know that osteoarthritis is more common as you get older or if you are very overweight.’