| a chattering or flighty, light-headed person. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
telencephalon tel·en·ceph·a·lon (těl'ěn-sěf'ə-lŏn', -lən)
n.
The anterior portion of the prosencephalon, constituting the cerebral hemispheres and composing with the diencephalon the prosencephalon. Also called endbrain.