Cite
 

Meaning of hydroid

hy•droid

Pronunciation: (hī'droid), [key]
— adj.
  1. noting or pertaining to that form of hydrozoan that is asexual and grows into branching colonies by budding.
—n.
  1. the phase of a hydrozoan coelenterate that consists of polyp forms usually growing as an attached colony.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: