sérum

serum

noun seh-ROM Rare

Origin: Latin serum ('whey')

Usage Note

Sérum is a masculine noun used in both medical contexts (sérum physiologique — saline solution) and cosmetic ones (sérum anti-âge — anti-aging serum). The final -m is pronounced, which is unusual in French. The plural sérums follows the standard pattern despite the Latin origin.

Examples

"Le médecin lui a administré un sérum."

Natural Translation

The doctor administered a serum to him.

Literal Translation

The doctor to-him has administered a serum.

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