blood serum
noun
1.
serum
(def 1).
Origin
1905-10
Examples from the web for
blood serum
The researchers also looked at
blood serum
samples from human volunteers.
Their
blood serum
was tested for traces of antibodies against the influenza virus.
British Dictionary definitions for
blood serum
blood serum
noun
1.
blood plasma from which the clotting factors have been removed
blood serum
in Science
blood serum
Blood plasma from which the protein fibrinogen, which causes clotting of the blood, has been removed.