modern Latin (plural), from poly- 'many' + zōion 'animal'.
- noun & adjective
- More example sentences
- The polyzoan colonies were kept in running sea water in total darkness.
- A sample obtained in June was examined and found to consist mainly of hydroids and erect branching polyzoans bound up among shell detritus and argillaceous matter.
Definition of Polyzoa in:
- The US English dictionary