Albumen

The white of an egg.

Nourishing matter stored up within the integuments of the seed in many plants, but not incorporated in the embryo. It is the floury part in corn, wheat, and like grains, the oily part in poppy seeds, the fleshy part in the cocoanut, etc.

Same as Albumin.

a simple water-soluble protein found in many animal tissues and liquids

the white part of an egg; the nutritive and protective gelatinous substance surrounding the yolk consisting mainly of albumin dissolved in water; "she separated the whites from the yolks of several eggs"