Complement-fixation test



[kom-pluh-muh nt-fik-sey-shuh n] /ˈkɒm plə mənt fɪkˈseɪ ʃən/

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.
Abbreviation: CFT.

complement-fixation test n.
An immunological test for determining the presence of a particular antibody in which serum is treated in a manner that allows existing antibodies to accept and bind to a known amount of antigen. If binding occurs the presence of the antibody is verified and its concentration in the serum can be calculated based on the amount of antigen added to the system.

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  • Complement-fixation

    noun, Immunology. 1. the binding of complement to immune complexes or to certain foreign surfaces, as those of invading microorganisms. complement fixation n. The binding of active complement to a specific antigen-antibody pair used in diagnostic tests, such as the Wasserman test, to detect the presence of a specific antigen or antibody.

  • Complementer

    [noun kom-pluh-muh nt; verb kom-pluh-ment] /noun ˈkɒm plə mənt; verb ˈkɒm pləˌmɛnt/ noun 1. something that completes or makes perfect: A good wine is a complement to a good meal. 2. the quantity or amount that completes anything: We now have a full complement of packers. 3. either of two parts or things needed to […]



  • Complemented

    [kom-pluh-men-tid] /ˈkɒm pləˌmɛn tɪd/ adjective 1. having a or . 2. Mathematics. (of a lattice containing a smallest element and a greatest element) having the property that corresponding to each element of the lattice is a second element such that the greatest lower bound of the two elements is the smallest element of the lattice […]

  • Complement-clause

    noun, Linguistics. 1. a subordinate clause that functions as the subject, direct object, or prepositional object of a verb, as that you like it in I’m surprised that you like it.



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