diencephalon
Concise Oxford English Dictionary © 2008 Oxford University Press:
diencephalon /ˌdʌɪɛnˈsɛf(ə)lɒn, -ˈkɛf-/
▶noun Anatomy the caudal (posterior) part of the forebrain, containing the epithalamus, thalamus, hypothalamus, and ventral thalamus and the third ventricle. Compare with telencephalon.
– derivatives
diencephalic adjective.
diencephalic adjective.
'diencephalon' also found in these Oxford entries:

