of a germinating embryo: blastoderm, blastogenesis
Origin of blasto-see -blast
Bud; germ; budding; germination: blastocyst.
Origin of blasto-From Greek blastos, bud.
From Ancient Greek βλαστός (blastos, “a germ, bud, sprout, shoot”), from βλαστάνειν (blastanein, “to bud, sprout, grow, properly of plants, but also of animals”).