1. Chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age
   - osteoarthritis, degenerative joint disease

Type of: arthritis

• elephant yam
• elephant's ear
• elephant's-foot
• elephant-tusk
• elephantiasis
• elephantiasis neuromatosa
• elephantiasis scroti
• Elephantidae
• elephantine
• Elephantopus
• Elephas
• Elephas maximus
• Elettaria
• Elettaria cardamomum
• Eleusine
• Eleusine coracana
• Eleusine indica
• eleuthera bark
• Eleutherodactylus
• Lycopodiales
• Lycopodiate
• Lycopodineae
• Lycopodium
• Lycopodium alopecuroides
• Lycopodium alpinum