Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

diencephalon

play
noun di·en·ceph·a·lon \ˌdī-ən-ˈse-fə-ˌlän, ˌdī-(ˌ)en-, -lən\

Definition of diencephalon

  1. :  the posterior subdivision of the forebrain

di·en·ce·phal·ic play \-sə-ˈfa-lik\ adjective


Origin of diencephalon

New Latin, from dia- + encephalon


First Known Use: circa 1883


Medical Dictionary

diencephalon

play play
noun di·en·ceph·a·lon \ˌdī-ən-ˈsef-ə-ˌlän, ˌdī-(ˌ)en-, -lən\

Medical Definition of diencephalon

  1. :  the posterior subdivision of the forebrain—called also betweenbrain, interbrain

  2. di·en·ce·phal·ic \-sə-ˈfal-ik\play adjective




Learn More about diencephalon

  1. Medical Dictionary: Definition of "diencephalon"


Seen and Heard

What made you want to look up diencephalon? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 11, 2016

the holder of an office

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

16.96 pounds 2.2 pounds 100 pounds 196.5 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ