noun, plural tel·en·ceph·a·lons, tel·en·ceph·a·la [tel-en-sef–uh-luh] /ˌtɛl ɛnˈsɛf ə lə/. Anatomy.
- the anterior section of the forebrain comprising the cerebrum and related structures.
noun
- the cerebrum together with related parts of the hypothalamus and the third ventricle
n.
- The anterior portion of the prosencephalon, constituting the cerebral hemispheres and composing with the diencephalon the prosencephalon.endbrain