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1

serum

play
noun se·rum \ˈsir-əm\

Simple Definition of serum

  • medical : the part of blood that is like water and that contains substances (called antibodies) that fight disease

  • medical : serum from an animal's blood that can be added to a person's blood to prevent or cure disease

  • biology : the watery part of a fluid found in a plant

Source: Merriam-Webster's Learner's Dictionary

Full Definition of serum

plural serums or sera play \-ə\

  1. 1 :  the watery portion of an animal fluid remaining after coagulation:a (1) :  blood serum (2) :  antiserumb :  wheyc :  a normal or pathological serous fluid (as in a blister)

  2. 2 :  the watery part of a plant fluid

Examples of serum in a sentence

  1. The patient was administered serum.



Origin of serum

Latin, whey, wheylike fluid; akin to Greek oros whey


First Known Use: 1665

Rhymes with serum


2

serum

adjective se·rum

Definition of serum

  1. :  occurring or found in the blood serum <serum cholesterol> <serum antibodies>



1876

First Known Use of serum

1876


SERUM Defined for Kids

serum

play
noun se·rum \ˈsir-əm\

Definition of serum for Students

  1. :  the clear liquid part that can be separated from coagulated blood and contains antibodies




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