We found 1 definitions of class hydrozoa from 1 different sources.
Noun |
||
class hydrozoa - coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes | ||
Hydrozoa, class Hydrozoa | ||
class elegance in dress or behavior; "she has a lot of class" | ||
cnidaria, coelenterata, phylum cnidaria, phylum coelenterata hydras; polyps; jellyfishes; sea anemones; corals | ||
hydroid, hydrozoan colonial coelenterates having the polyp phase dominant | ||
genus hydra hydras | ||
order siphonophora, siphonophora marine colonial hydrozoans |