complement-fixation test

[ kom-pluh-muhnt-fik-sey-shuhn ]

noun

, Medicine/Medical.

1. a test for diagnosing an infectious disease by detecting the presence of antibody in the blood, based on the fixing of a known quantity of complement to the antigen being tested and the specific antibody that combines with it. : CFT

complement fixation test

noun

1. med a serological test for detecting the presence of a specific antibody or antigen, used in the diagnosis of syphilis, etc

Word History and Origins

Origin of complement-fixation test¹

First recorded in 1910–15

Example Sentences

At a later period, however, the complement fixation test is almost invariably positive.

From Project Gutenberg

The complement fixation test is like a Wassermann reaction, but the antigen should be polyvalent.

From Project Gutenberg

Consequently what is sought in the complement-fixation test is a specific amboceptor.

From Project Gutenberg

The Committee made inquiries from competent witnesses as to the present position of the complement fixation test in gonorrhœa.

From Project Gutenberg