telencephalon

noun

tel·​en·​ceph·​a·​lon ˌte-len-ˈse-fə-ˌlän 

-lən

: the anterior subdivision of the embryonic forebrain or the corresponding part of the adult forebrain that includes the cerebral hemispheres and associated structures

telencephalic

ˌte-ˌlen(t)-sə-ˈfa-lik 

adjective

Example Sentences

Recent Examples on the Web

But regeneration of the telencephalon calls on stem cells to save the day, just like the flatworm. —Sofia Quaglia, Discover Magazine, 6 Feb. 2023

Our team decided to focus on the telencephalon of the axolotl. —Ashley Maynard, The Conversation, 1 Sep. 2022

In humans, the telencephalon is the largest division of the brain and contains a region called the neocortex, which plays a key role in animal behavior and cognition. —Ashley Maynard, The Conversation, 1 Sep. 2022

Word History

Etymology

New Latin, from telo- + encephalon

First Known Use

1893, in the meaning defined above

Medical Definition

telencephalon

noun

tel·​en·​ceph·​a·​lon ˌtel-en-ˈsef-ə-ˌlän, -lən 

plural telencephala -lə  or telencephalons

: the anterior subdivision of the embryonic forebrain or the corresponding part of the adult forebrain that includes the cerebral hemispheres and associated structures