Osteoarthritis

noun

noun ·6 syllables ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A form of arthritis, affecting mainly older people, caused by chronic degeneration of the cartilage and synovial membrane of the joints, leading to pain and stiffness. countable, uncountable
  2. 2
    chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age wordnet

Synonyms

All synonyms
degenerative arthritisdegenerative joint diseaseappendicitisarthritisbronchitisbunion

Example

More examples

"Osteoarthritis is a degenerative condition of the joints in which the normal cartilage cushion in the joints breaks down."

Etymology

From osteo- + arthritis.

Related phrases

rheumatoid arthritissynovial membrane

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.