( n. )
Formation and separation of laminae or layers; one of the methods by which the various blastodermic layers of the ovum are differentiated.
( n. )
Formation and separation of laminae or layers; one of the methods by which the various blastodermic layers of the ovum are differentiated.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012