serum
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.1se·rum
noun \ˈsir-əm\ plural serums or se·ra \-ə\
Definition of SERUM
1
: the watery portion of an animal fluid remaining after coagulation: a (1) : blood serum (2) : antiserum b : whey c : a normal or pathological serous fluid (as in a blister)
2
: the watery part of a plant fluid
See Examples of SERUM
- The patient was administered serum.
Origin of SERUM
Latin, whey, wheylike fluid; akin to Greek oros whey
First Known Use: 1665
Rhymes with SERUM
2serum
adjectiveDefinition of SERUM
: occurring or found in the blood serum <serum cholesterol> <serum antibodies>
First Known Use of SERUM
1876
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