osteoarthritis

play
noun os·te·o·ar·thri·tis \ˌäs-tē-ō-är-ˈthrī-təs\

Definition of osteoarthritis

  1. :  arthritis marked by degeneration of the cartilage and bone of joints

osteoarthritic

play \-ˈthri-tik\ adjective

Origin and Etymology of osteoarthritis

New Latin


First Known Use: 1878


OSTEOARTHRITIS Defined for English Language Learners

osteoarthritis

play
noun os·te·o·ar·thri·tis \ˌäs-tē-ō-är-ˈthrī-təs\

Definition of osteoarthritis for English Language Learners

  • medical : a disease that causes the joints to become very painful and stiff


Medical Dictionary

osteoarthritis

play
noun os·teo·ar·thri·tis \ˌäs-tē-ō-är-ˈthrīt-əs\

Medical Definition of osteoarthritis

plural

osteoarthrithritides

\-ˈthrit-ə-ˌdēz\play
  1. :  a common form of arthritis typically with onset during middle or old age that is characterized by progressive degenerative changes in the cartilage of one or more joints (as of the knees, hips, and hands) accompanied by thickening and overgrowth of adjacent bone and that is marked symptomatically chiefly by stiffness, swelling, pain, deformation of joints, and loss of range of motion—abbreviation OA; called also degenerative arthritis, degenerative joint disease, hypertrophic arthritis; compare rheumatoid arthritis

osteoarthritic

\-ˈthrit-ik\play adjective <Treatment for hand and finger osteoarthritis has the same goals as treatment for any osteoarthritic joint: pain reduction, mobility maintenance and minimization of disability.—Paul G. Donohue, The Springfield (Massachusetts) Union-News, 11 Mar. 1998>

Learn More about osteoarthritis


Seen and Heard

What made you want to look up osteoarthritis? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

very important or noticeable

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • alphabet-magnets
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ