serum.
late hour; whey, the watery part of curdled milk; any similar fluid;
Meaning & usage
whey
some other watery liquid
Where this word comes from
From Proto-Italic *serom (“liquid”), from Proto-Indo-European *sér-o- (“flowing, liquid”), from *ser- (“to flow, run”); cognate with Sanskrit सर (sará, “flowing”), सार (sā́ra, “curd, cream”), सारण (sāraṇa, “flowing, buttermilk”), and Ancient Greek ὀρός (orós, “whey, curd, semen”).
nominative neuter singular of sērus
Where this word comes from
See the etymology of the corresponding lemma form.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.