diploblastic: Meaning and Definition of

dip•lo•blas•tic

Pronunciation: (dip"lu-blas'tik), [key]
— adj.
  1. having two germ layers, the ectoderm and endoderm, as the embryos of sponges and coelenterates.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.