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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
View 2 Images Researchers have discovered a new type of tissue, a soft and flexible ‘fatty cartilage’ that could revolutionize the treatment of traumatic injuries, birth defects, and cartilage-damaging diseases like osteoarthritis, rheumatoid arthritis and lupus.
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New Atlas, 30 Jan. 2025
Firstly, the company faced significant setbacks in its clinical trials, particularly with its rheumatoid arthritis drug, filgotinib, which failed to gain FDA approval.
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Joe Cornell, Forbes, 21 Jan. 2025
The drug is used safely to tamp down over-active immune responses in diseases such as rheumatoid arthritis and lupus, as well as to treat and prevent malaria.
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Eduardo Cuevas, USA TODAY, 18 Dec. 2024
The findings suggest the cap could be a huge benefit to older adults in Medicare who struggle to afford high-cost drugs for cancer, rheumatoid arthritis and other serious conditions.
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Annika Kim Constantino, CNBC, 16 Jan. 2025
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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 7 Feb. 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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