HYDROIDS
- HYDROID, a polyp (an invertebrate) [n]
- noting or pertaining to that form of hydrozoan that is asexual and grows into branching colonies by budding
- the phase of a hydrozoan coelenterate that consists of polyp forms usually growing as an attached colony
- HYDROID, a polyp (an animal with many tentacles, also POLYPE, POLYPIDE) [n]