serum Meaning & Definition
/ˈsɪəɹəm/
What Does Serum Mean?
As a noun, serum means Ellipsis of blood serum. It is also used to mean Blood serum used as a blood product, in the practice of medicine: blood serum from the tissues of immunized animals (human or nonhuman), containing antibodies and used to transfer immunity to another individual (human or nonhuman).
Quick Facts About Serum
| Part of speech | noun |
|---|---|
| Pronunciation | /ˈsɪəɹəm/ |
| Synonyms | plasma, plasm and blood serum |
| Plural | serums |
Serum Definition (Noun)
- Ellipsis of blood serum.
- Blood serum used as a blood product, in the practice of medicine: blood serum from the tissues of immunized animals (human or nonhuman), containing antibodies and used to transfer immunity to another individual (human or nonhuman).
- A watery liquid from animal tissue, especially one that moistens the surface of serous membranes or that is exuded by such membranes when they become inflamed, such as in edema or a blister.
- The watery portion of certain other animal fluids, such as milk; whey.
- A skincare product of varying consistencies with a high concentration of one or more active ingredients, for a targeted purpose, such as preventing acne, repairing sun damage, or moisturizing.
Noun
- The clear yellowish liquid obtained upon separating whole blood into its solid and liquid components after it has been allowed to clot.
- Blood serum from the tissues of immunized animals, containing antibodies and used to transfer immunity to another individual, called antiserum.
- The watery portion of certain animal fluids like blood, milk, etc; whey.
- (skincare) An intensive moisturising product to be applied after cleansing but before a general moisturiser.
Synonyms of Serum
Serum synonyms and antonyms →Word Forms & Grammar
serum (countable and uncountable, plural serums or sera)
Words That Rhyme With Serum
Origin of Serum
From Latin serum (“whey”). Cognates include French sérum, Spanish suero, Italian siere, siero, Portuguese soro. Doublet of suero.
Common Questions About Serum
What part of speech is serum?
Serum is a noun.
What is another word for serum?
You can replace serum with words such as plasma, plasm and blood serum. See the full list of serum synonyms and antonyms.
What is the plural of serum?
The plural of serum is serums.