Definition, Meaning & Synonyms

serum

noun
/ˈsɪər.əm/
Definition
A clear liquid that separates from blood when it clots, or a solution containing antibodies used in medical treatments.
Examples
  • The doctor recommended an anti-venom serum after the snake bite.
  • The research team isolated serum from the blood samples for analysis.
  • Serums enriched with vitamins are popular in skincare routines.
Meaning
Serum refers to the part of blood that is left after the blood has clotted. It can also describe a medical solution administered for treatment or immunity.
Synonyms
  • fluid
  • plasma
  • solution