yolk
- 01 B1 Intermediate
the yellow part in the center of an egg.
the yellow, spherical part of an egg that contains nutrients for a developing embryo.
Simple“He carefully separated the egg yolk from the white to make the cake.”
In context“The recipe requires three large yolks beaten until pale, which provides the custard with its characteristic richness and golden hue.”
Antonymswhitealbumen - 02 C2 Proficiency
the natural oil or grease found in a sheep's wool.
the natural oily secretion, also known as lanolin, found in the fleece of sheep.
Simple“Raw wool feels sticky because it is covered in natural yolk.”
In context“Before the wool can be spun into fine yarn, the raw fleece must be scoured to remove the heavy accumulation of yolk and dirt.”
Synonymslanolingrease
From Middle English yolke, yelke, ȝolke, ȝelke, from Old English ġeolca, ġeoloca, ġioleca (“the yellow part, yolk”), from ġeolu (“yellow”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.