Serum[sē′rum, -ŭmz, -ă]

Type:Term

Definitions
1. A clear, watery fluid, especially that moistening the surface of serous membranes, or exuded in inflammation of any of those membranes.
2. The fluid portion of the blood obtained after removal of the fibrin clot and blood cells, distinguished from the plasma in circulating blood. Sometimes used as a synonym for antiserum or antitoxin.

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