Serum

/ˈsɪə.rəm/

Meaning & Definition

noun

The clear, yellowish fluid that separates from blood when it clots, containing antibodies and other proteins.

After the blood sample was centrifuged, the serum was collected for testing.

A preparation of serum, typically used for medical treatments, such as antivenom or immunization.

The researchers developed a new serum that could boost the immune response against the virus.

A liquid that contains the essential nutrients required for cell or tissue culture.

Fetal bovine serum is commonly used in cell culture experiments.

A skincare product designed to deliver concentrated ingredients deep into the skin.

She applied a vitamin C serum to her face every morning for brighter skin.

From Latin 'serum' meaning 'whey', from 'serere' meaning 'to bind or join'.

serum therapy

A treatment involving the administration of a serum.

anti-venom serum

A serum used to treat venomous snake bites.

blood serum

The component of blood that is neither a blood cell nor a clotting factor.

plasma

The liquid part of blood that remains after the blood cells have been removed.

antibody

A blood protein produced in response to and counteracting a specific antigen.

vaccine

A substance used to stimulate the production of antibodies and provide immunity.

A trendy skincare product.

I just bought this new serum, and it's all the rage right now.

A potent remedy for a problem.

I need that serum to fix my hair damage.