Hy`dro*zo"a (?), n. pl. [NL., fr. E. hydra + Gr. an animal.] Zool.
The Acalephae; one of the classes of celenterates, including the Hydroidea, Discophora, and Siphonophora.
© Webster 1913.
Log in or register to write something here or to contact authors.
Lost password
Sign Up
Need help? accounthelp@everything2.com