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WordNet-Online 
 
Noun psittaciformes has 1 sense 
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| psilosis psilotaceae psilotales psilotatae psilotum psilotum nudum psithyrus psittacidae psittaciformes psittacine psittacosaur psittacosaurus psittacosis psittacula psittacula krameri psittacus psittacus erithacus 
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