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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The inflammatory molecule driving loss of motivation in cancer is also involved in numerous other conditions − from autoimmune disorders such as rheumatoid arthritis to chronic infections and depression. Adam Kepecs, The Conversation, 10 Apr. 2025 Methotrexate: Methotrexate is a drug used to treat cancer and some autoimmune conditions, such as rheumatoid arthritis. Jillian Kubala, Health, 3 Apr. 2025 Serena Omo-Lamai, nominated by the University of Pennsylvania, plans to refine gene editing tools in order to selectively eliminate the harmful cells involved in autoimmune diseases, providing a more precise and safe treatment for conditions like rheumatoid arthritis and type-1 diabetes. Michael T. Nietzel, Forbes.com, 3 Apr. 2025 His mother was crippled by chronic rheumatoid arthritis, meaning the family survived on her disability payments and his grandmother’s pension. Charlie Campbell, Time, 3 Apr. 2025 See All Example Sentences for rheumatoid arthritis

Word History

First Known Use

1859, in the meaning defined above

Time Traveler
The first known use of rheumatoid arthritis was in 1859

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Cite this Entry

“Rheumatoid arthritis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rheumatoid%20arthritis. Accessed 20 Apr. 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 osteoarthritis

More from Merriam-Webster on rheumatoid arthritis

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