Definitions
from The Century Dictionary.
- noun The atheciferous stem of the hydroid corals: sometimes applied to the filiform process by which the sicula of the graptolite is suspended.
- noun In zoology, the main stem of the cœnosare of a hydrozoan.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Zoöl.) The hollow stem of a hydroid, either simple or branched. See
Illust. ofgymnoblastea andhydroidea .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun zoology The hollow
stem of ahydroid , either simple or branched.
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
New Latin, from Ancient Greek.
Support

Help support Wordnik (and make this page ad-free) by adopting the word hydrocaulus.
Examples
Sorry, no example sentences found.
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.