metazoan ( synonym found)

Definition of metazoan:

°Any animal that undergoes development from an embryo stage with three tissue layers, namely the ectoderm, mesoderm, and endoderm. The term applies to all animals except the sponges.
°Having to do with animals that develop from an embryo with three tissue layers.

Definition of metazoan:

°Any animal that undergoes development from an embryo stage with three tissue layers, namely the ectoderm, mesoderm, and endoderm. The term applies to all animals except the sponges.
°Having to do with animals that develop from an embryo with three tissue layers.

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