The stored food in egg cells that nourishes the embryo.

Old English geolca, geoloca "yolk," literally "the yellow part," from geolu "yellow" (see yellow (adj.)). Formerly also spelled yelk.

the yellow part in the middle of an egg

(n) the yellow spherical part of an egg that is surrounded by the albumen(n) nutritive material of an ovum stored for the nutrition of an embryo (especially the yellow mass of a bird or reptile egg)

Stored nutrient of the ovum. Example: the yolk of an egg.

(egg): The yellow part of the egg. it consists of the latebra, germinal disc, concentric rings of yolk material and the vitelline (colorless) membrane that surrounds and contains the yolk.

Cytoplasm stored in an egg that contains nutritional reserves for the developing Embryo. It is rich in polysaccharides, Lipids, and Proteins.

Yolk: Contains all of the fat in an Egg, and also contains the Emulsifier known as lecithin.

A food substance found in animals eggs to nourish the young.

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.'' T [..]