from the GNU version of the Collaborative International Dictionary of English
- n. The larval stage of a tapeworm (Tænia cœnurus) which forms bladderlike sacs in the brain of sheep, causing the fatal disease known as water brain, vertigo, staggers or gid.
from The Century Dictionary and Cyclopedia
- n. A cœnure: originally mistaken for and named as a genus of worms by Rudolphi.
Sorry, no etymologies found.