from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having a head; said of most mollusks.
from the GNU version of the Collaborative International Dictionary of English
- adj. Having a head; -- said of most Mollusca; -- opposed to
from The Century Dictionary and Cyclopedia
- In conchology, having a head, as most mollusks; of or pertaining to the Encephala: an epithet applied to mollusks, excepting the Lamellibranchia, which are said, in distinction, to be acephalous.
Sorry, no etymologies found.