noun
: meroblastic cleavage in which a disk of cells is produced at the animal pole of the zygote (as in bird eggs) — compare superficial cleavage
noun
: meroblastic cleavage in which a disk of cells is produced at the animal pole of the zygote (as in bird eggs) — compare superficial cleavage
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012