yolk
Plural
yolks
1
the yellow part of an egg that is surrounded by a liquid
- She separated the egg white from the yolk to use in different parts of the recipe.
- She cracked open the egg, careful not to break the yolk, and added it to the frying pan.
- The omelette was filled with cheese and diced vegetables, with the yolk still slightly runny in the center.
- He prefers his boiled eggs with a soft yolk, perfect for dipping toast soldiers.
2
nutritive material of an ovum stored for the nutrition of an embryo (especially the yellow mass of a bird or reptile egg)
Synonyms: