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Added 9 October 2026

yolk

/jəʊk/ noun

In Latin: vitellus, vitellum Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about yolk at Wordnik → Where our words come from →

The yellow, spherical part of an egg that is surrounded by the white albumen, and serves as nutriment for the growing young.
To make meringue, you have to separate the white from the yolk.
The grease in a sheep's fleece; lanolin.

verb

To produce yolk.

Origin

From Middle English yolke, yelke, ȝolke, ȝelke, from Old English ġeolca, ġeoloca, ġioleca (“the yellow part, yolk”), derived from Old English ġeolu (“yellow”) + -ca (diminutive suffix).

From Wiktionary, via Kaikki.org (CC BY-SA)

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