metazoa defined in 1951 yearmetazoa - metazoa;
metazoa - Animals whose bodies consist of many cells, as distinct from Protozoa, which are unicellular; all animals commonly recognized as animals, including man. Sponges (Parazoa) though also multicellular, differ so much from other multi-cellular animals that they are not usually included in the Metazoa.
near metazoa in Knolik
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