The yellow, spherical part of an egg that surrounds the embryo.
Middle english yolke, from old english geoloca; akin to old high german gelochan yolk, latin gelus frost.
- The yolk of the egg is high in fat and cholesterol.
- The yolk is the part of the egg that is used to fertilize the egg.
- She separated the yolk from the egg white.
- The yolk is the most nutritious part of the egg.
- He broke the yolk and it spilled all over the pan.