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Noun: hydrozoan (hydrozoa,hydrozoans)  ,hI-dru'zow-un
  1. Colonial coelenterates having the polyp phase dominant
    "Portuguese man-of-war is a well-known hydrozoan";
    - hydroid

Derived forms: hydrozoa, hydrozoans

Type of: cnidarian, coelenterate

Part of: class Hydrozoa, Hydrozoa

Encyclopedia: Hydrozoan