diencephalon

American

[dahy-en-sef-uh-lon] / ˌdaɪ ɛnˈsɛf əˌlɒn /

noun

Anatomy.

the posterior section of the forebrain.

diencephalon British

/ ˌdaɪɛnsɪˈfælɪk, ˌdaɪɛnˈsɛfəˌlɒn /

noun

the part of the brain that includes the basal ganglia, thalamus, hypothalamus, and associated areas

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

diencephalic

adjective

Inflected Forms

noun

Etymology

Origin of diencephalon

From New Latin, dating back to 1880–85; see origin at di- ³, encephalon

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023