Body Substance
serum Audio
se·rum [ seer-uhm ]
Subclass of:
Blood
Definitions related to serum:
  • Clear liquid that separates from blood on clotting; blood plasma from which fibrinogen has been removed in the process of clotting.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The clear liquid part of the blood that remains after blood cells and clotting proteins have been removed.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • The clear portion of BLOOD that is left after BLOOD COAGULATION to remove BLOOD CELLS and clotting proteins.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • The clear portion of the blood that remains after the removal of the blood cells and the clotting proteins.
    NCI
    U.S. National Cancer Institute, 2021
  • (portion of serum) Body substance derived from plasma by the elimination of fibrinogen. Portion of body fluid solution which has as its parts serum fluid and serum protein.
    Foundational Model of Anatomy
    University of Washington, 2017
  • Serum, the portion of plasma remaining after coagulation of blood, during which process the plasma protein fibrinogen is converted to fibrin and remains behind in the clot. Antiserum, which is prepared from the blood of animals or humans that have been exposed to a disease and have developed...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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