Webster’s Revised Unabridged Dictionary · 1913
Blastoderm
Blas′to·derm (·dẽrm), n. [Gr. βλαστός sprout + E. derm.] (Biol.) The germinal membrane in an ovum, from which the embryo is developed.
Webster’s Revised Unabridged Dictionary · 1913
Blas′to·derm (·dẽrm), n. [Gr. βλαστός sprout + E. derm.] (Biol.) The germinal membrane in an ovum, from which the embryo is developed.