( n. )
A spiral band of thickened albuminous substance which exists in the white of the bird's egg, and serves to maintain the yolk in its position; the treadle.
( n. )
A spiral band of thickened albuminous substance which exists in the white of the bird's egg, and serves to maintain the yolk in its position; the treadle.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012