complement fixation test

noun

Medical Definition of complement fixation test

: a diagnostic test for the presence of a particular antibody in the serum of a patient that involves inactivation of the complement in the serum, addition of measured amounts of the antigen for which the antibody is specific and of foreign complement, and detection of the presence or absence of complement fixation by the addition of a suitable indicator system — compare wassermann test

Learn More about complement fixation test

Cite this Entry

“Complement fixation test.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/complement%20fixation%20test. Accessed 18 Jan. 2021.

Comments on complement fixation test

What made you want to look up complement fixation test? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Words of Snow and Ice Quiz

  • image1037863653
  • Which of the following refers to thin, bending ice, or to the act of running over such ice?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!