Definitions of Widal test
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a test for detecting typhoid fever and other salmonella infections
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synonyms:
Widal's test
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type of:
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agglutination test
a blood test used to identify unknown antigens; blood with the unknown antigen is mixed with a known antibody and whether or not agglutination occurs helps to identify the antigen; used in tissue matching and blood grouping and diagnosis of infections
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agglutination test
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