( a. )
Of, pertaining to, or designating, that condition of the ovum in which there are three primary germinal layers, or in which the blastoderm splits into three layers.
( a. )
Of, pertaining to, or designating, that condition of the ovum in which there are three primary germinal layers, or in which the blastoderm splits into three layers.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012