Serum

n. clear fluid which separates from the blood during coagulation; clear bodily fluid of an animal

Serum (Latin for "whey") may refer to:Blood plasma, with clotting factors removedSerous fluid, any clear bodily fluidTruth serum, a general term for sedative drug or unspecified drug that is likely to make people tell truth or divulge informationMedication, derived from an animal's blood or serous fluid, often involving: Antibody, protein used by the immune system to identify and neutralize foreign objects like bacteria and virusesAntivenom, biological product used in the treatment of venomous bites or stingsAntiviral drug, used specifically for treating viral infectionsAntidote, substance which can counteract a form of poisoning
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Serum /se·rum/ pl. serums, se´ra [L.] 1. the clear portion of any liquid separated from its more solid elements. 2. blood s. 3. antiserum. [more]Serum - Community and Resources

Noun
1. watery fluid of the blood that resembles plasma but contains fibrinogen
(synonym) blood serum
(hypernym) liquid body substance, bodily fluid, body fluid, humor, humour
(hyponym) antiserum
(substance-holonym) blood
(substance-meronym) serum albumin

n. serum, clear fluid which separates from the blood during coagulation; clear bodily fluid of an animal