from the GNU version of the Collaborative International Dictionary of English
- n.pl. A division of Hydroidea in which the zooids are naked, or not inclosed in a capsule. See tubularian.
from The Century Dictionary and Cyclopedia
- A name of the gymnoblastic hydroid hydrozoans, which are not sheathed, that is, have no gonangia and no hydrothecæ: a synonym of Gymnoblastea (which see).
Sorry, no etymologies found.