Blastopore
Blastopore is a term in embryology for the opening of the central cavity of an embryo. It is an opening of, more properly an opening into archenteron through which a communication between the embryo and the outside environment in the womb is established. It is formed by invagination of the blastula to form a gastrula.Nearby pages
Blastosphere, Blatant, Blatant Beast, Blather, Blatherskite, Blaue Reiter