Associations to the word «Hydrozoa»

Wiktionary

HYDROZOAN, noun. Any of many colonial coelenterates, of the class Hydrozoa, including the hydras, hydroids, hydrocorals, and siphonophores.

Dictionary definition

HYDROZOAN, noun. Colonial coelenterates having the polyp phase dominant.

Wise words

Words - so innocent and powerless as they are, as standing in a dictionary, how potent for good and evil they become in the hands of one who knows how to combine them.
Nathaniel Hawthorne