[ hahy-druh-zoh-uhn ]
/ ˌhaɪ drəˈzoʊ ən /
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any freshwater or marine coelenterate of the class Hydrozoa, including free-swimming or attached types, as the hydra, in which one developmental stage, either the polyp or medusa, is absent, and colonial types, as the Portuguese man-of-war, in which both medusa and polyp stages are present in a single colony.
belonging or pertaining to the Hydrozoa.
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Words nearby hydrozoan
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for hydrozoan
For one tiny hydrozoan creature from the coast of Italy, avoiding death is something that just, well, happens—over and over and over again.
British Dictionary definitions for hydrozoan
/ (ˌhaɪdrəʊˈzəʊən) /
any colonial or solitary coelenterate of the class Hydrozoa, which includes the hydra, Portuguese man-of-war, and the sertularians
of, relating to, or belonging to the Hydrozoa
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012