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rheumatoid factor

[ roo-muh-toid fak-ter ]
/ ˈru məˌtɔɪd ˈfæk tər /
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noun Biochemistry.
an antibody that is found in the blood of many persons with rheumatoid arthritis and that reacts against globulins in the blood.
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Origin of rheumatoid factor

First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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