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diencephalon

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

noun

Anatomy.

plural

diencephalons, diencephala

  1. the posterior section of the forebrain.

diencephalon British  
/ ˌdaɪɛnsɪˈfælɪk, ˌdaɪɛnˈsɛfəˌlɒn /

noun

  1. 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

  • diencephalic adjective

Etymology

Origin of diencephalon

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Cer, cerebellum; Corpus, corpus callosum; Di, diencephalon; FL, frontal lobe; TL, temporal lobe.

From Nature

Cer, cerebellum; Corpus, corpus callosum; Di, diencephalon; FL, frontal lobe; TL, temporal lobe.

From Nature

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.