English dictionary
Hydrozoa
/,h/aI/dr/@/'z/oU//@/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes
Synonyms class hydrozoaSource: WordNet 3.0
-
The Acalephæ; one of the classes of cœlenterates, including the Hydroidea, Discophora, and Siphonophora.
Source: webster1913