METAZOA n.
Those animals in which the protoplasmic mass, constituting the egg, is converted into a multitude of cells, which are metamorphosed into the tissues of the body. A central cavity is commonly developed, and the cells around it are at first arranged in two layers, -- the ectoderm and endoderm. The group comprises nearly…
PEAL n.
A loud sound, or a succession of loud sounds, as of bells, thunder, cannon, shouts, of a multitude, etc. "A fair peal of artillery." Hayward. Whether those peals of praise be his or no. Shak. And a deep thunder, peal on peal, afar. Byron.