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rheumatoid arthritis
noun
: a usually chronic autoimmune disease that is characterized especially by pain, stiffness, inflammation, swelling, and sometimes destruction of joints
—abbreviation RA
compare osteoarthritis
Examples of rheumatoid arthritis in a Sentence
Recent Examples on the Web
Two more came after that, for a cholesterol-lowering drug and a rheumatoid arthritis medicine.
—Patricia Callahan, ProPublica, 12 Dec. 2024
According to the American Academy of Orthopedic Surgeons, over 90% of people with rheumatoid arthritis (RA) experience symptoms in their feet and ankles as the disease progresses.
—Sandra Rose Salathe, Flow Space, 24 Oct. 2024
These properties work to reduce inflammation (swelling) and ease pain in people with inflammatory arthritis conditions like rheumatoid arthritis.
—Lana Barhum, Verywell Health, 24 Oct. 2024
The Biden administration is also trying to advance research on women's midlife health, on concerns including menopause, rheumatoid arthritis, osteoporosis and heart disease, which is the leading cause of death among women.
—Eva Pound, CBS News, 11 Dec. 2024
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Word History
First Known Use
1859, in the meaning defined above
Time Traveler
The first known use of rheumatoid arthritis was
in 1859
Dictionary Entries Near rheumatoid arthritis
Cite this Entry
“Rheumatoid arthritis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rheumatoid%20arthritis. Accessed 15 Jan. 2025.
Medical Definition
rheumatoid arthritis
noun
: a usually chronic disease that is considered an autoimmune disease and is characterized especially by pain, stiffness, inflammation, swelling, and sometimes destruction of joints
—abbreviation RA
called also atrophic arthritis
compare osteoarthritisMore from Merriam-Webster on rheumatoid arthritis
Britannica.com: Encyclopedia article about rheumatoid arthritis
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