serum
Pronunciation: /ˈsɪəɹəm/
The English word “serum” has 4 meanings listed here.
noun
- 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.
Etymology
From Latin serum (“whey”). Cognates include French sérum, Spanish suero, Italian siere, siero, Portuguese soro. Doublet of suero.
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More English words
- sertraline
- sertularian
- sertão
- Serua
- serum glutamic oxaloacetic transaminase
- serum sickness
- serumal
- serumless
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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.