1. siphonophore

noun. a floating or swimming oceanic colony of polyps often transparent or showily colored.


  • order Siphonophora
  • jellyfish
  • Siphonophora
  • praya
  • apolemia
  • hydroid
  • nanomia
  • Portuguese man-of-war
  • hydrozoan

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Sentences with siphonophore

1. Noun, singular or mass
The Portuguese man-of-war isn't a jellyfish but is a siphonophore, which has several different organisms living and functioning together in a marine environment.