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rheumatoid

American  
[roo-muh-toid] / ˈru məˌtɔɪd /
Sometimes rheumatoidal

adjective

  1. resembling rheumatism.

  2. rheumatic.


rheumatoid British  
/ ˈruːməˌtɔɪd /

adjective

  1. (of the symptoms of a disease) resembling rheumatism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of rheumatoid

1855–60; < Greek rheumat- (stem of rheûma; see rheum) + -oid

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Experts say the approach could potentially treat similar disorders including multiple sclerosis and rheumatoid arthritis.

From BBC Jun. 11, 2026

During the period before rheumatoid arthritis developed, participants treated with abatacept reported improvements in symptoms such as joint pain and fatigue, along with better overall well-being.

From Science Daily Jun. 1, 2026

While this group faced the greatest risk of progressing to rheumatoid arthritis, they also experienced the largest benefits from early treatment.

From Science Daily Jun. 1, 2026

IMVT-1402, for rheumatoid arthritis, showed nearly 73% of patients achieved at least 20% improvement in trials.

From Barron's May 20, 2026

It is what physicians must now do for patients with intractable cancer, severe rheumatoid arthritis, multiple sclerosis, stroke, and advanced cirrhosis.

From "The Lives of a Cell" by Lewis Thomas

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