osteoarthritis
noun
os·te·o·ar·thri·tis
ˌä-stē-ō-är-ˈthrī-təs 
: 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
compare rheumatoid arthritis
Examples of osteoarthritis in a Sentence
Recent Examples on the Web
Multiple remains showed signs of sinus and ear infections, while a bone disease known as osteoarthritis as well as various dental diseases were also noted.
—
Mark Joseph, Newsweek, 24 Feb. 2025
Such growths point to oral and maxillofacial disease, sinus and ear infections, and osteoarthritis, among others, the researchers reported in the British Dental Journal Open.
—Paul Smaglik, Discover Magazine, 21 Feb. 2025
People with shoulder pain, osteoarthritis, or range-of-motion limitations should speak to their physician before trying this exercise.
—Katrina Carter, Verywell Health, 13 Feb. 2025
More research is needed to understand the best dose and turmeric product to treat osteoarthritis, plus its impact on other inflammatory disease symptoms.5
Treat indigestion: Turmeric may help treat indigestion, also called dyspepsia.
—Alex Yampolsky, Health, 27 Jan. 2025
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Mark Joseph, Newsweek, 24 Feb. 2025
Such growths point to oral and maxillofacial disease, sinus and ear infections, and osteoarthritis, among others, the researchers reported in the British Dental Journal Open.
—Paul Smaglik, Discover Magazine, 21 Feb. 2025
People with shoulder pain, osteoarthritis, or range-of-motion limitations should speak to their physician before trying this exercise.
—Katrina Carter, Verywell Health, 13 Feb. 2025
More research is needed to understand the best dose and turmeric product to treat osteoarthritis, plus its impact on other inflammatory disease symptoms.5
Treat indigestion: Turmeric may help treat indigestion, also called dyspepsia.
—Alex Yampolsky, Health, 27 Jan. 2025
See All Example Sentences for osteoarthritis
Cite this Entry
“Osteoarthritis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/osteoarthritis. Accessed 13 Mar. 2025.
Copy CitationMedical Definition
osteoarthritis
noun
os·teo·ar·thri·tis
ˌäs-tē-ō-är-ˈthrīt-əs
plural osteoarthritides
-ˈthrit-ə-ˌdēz
: 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
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
Paul G. Donohue, The Springfield (Massachusetts) Union-News
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