‖ diencephalon Anat.
(daɪɛnˈsɛfəlɒn)
[mod.L., f. Gr. δι-, δια- through (di-3) + ἐγκέϕαλον brain: see encephalon. Representing Ger. zwischenhirn.]
The middle brain; that division of the brain between the mesencephalon and prosencephalon; also called deutencephalon or thalamencephalon. Hence dienceˈphalic a., pertaining to the diencephalon.
| 1883 Syd. Soc. Lex., Diencephalon. |