- Blood serum
- Serum Se"rum (s[=e]"r[u^]m), n. [L., akin to Gr. ???, Skr.
s[=a]ra curd.] (Physiol.)
(a) The watery portion of certain animal fluids, as blood,
milk, etc.
(b) A thin watery fluid, containing more or less albumin,
secreted by the serous membranes of the body, such as the
pericardium and peritoneum.
[1913 Webster]
{Blood serum}, the pale yellowish fluid which exudes from the clot formed in the coagulation of the blood; the liquid portion of the blood, after removal of the blood corpuscles and the fibrin.
{Muscle serum}, the thin watery fluid which separates from the muscles after coagulation of the muscle plasma; the watery portion of the plasma. See {Muscle plasma}, under {Plasma}.
{Serum albumin} (Physiol. Chem.), an albuminous body, closely related to egg albumin, present in nearly all serous fluids; esp., the albumin of blood serum.
{Serum globulin} (Physiol. Chem.), paraglobulin.
{Serum of milk} (Physiol. Chem.), the whey, or fluid portion of milk, remaining after removal of the casein and fat. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
