See also: Hydrozoa

English edit

Etymology edit

From Ancient Greek ὕδρος (húdros, water snake) (from Ancient Greek ὕδωρ (húdōr, water)) + ζῷον (zôion, animal).

Noun edit

hydrozoa pl (plural only)

  1. A large group of marine animals, of the class Hydrozoa, whose life cycles contain a sexual and asexual stage
    Synonym: hydrozoan

Derived terms edit

See also edit