telencephalon

American  

[tel-en-sef-uh-lon, -luhn] / ˌtɛl ɛnˈsɛf əˌlɒn, -lən /

noun

Anatomy.

telencephalons, plural telencephala plural

1. the anterior section of the forebrain comprising the cerebrum and related structures.

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telencephalon British  

/ ˌtɛlɛnˈsɛfəˌlɒn, ˌtɛlɛnsɪˈfælɪk /

noun

1. the cerebrum together with related parts of the hypothalamus and the third ventricle

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Other Word Forms

Derived Forms

• telencephalic
  adjective

Inflected Forms

noun

• telencephala
  plural
• telencephalons
  plural

Etymology

Origin of telencephalon

First recorded in 1900–05; tel- ² + encephalon

Example Sentences

The cerebrum is formed directly from the telencephalon.

From Textbooks • Jun. 19, 2013

As the telencephalon enlarges and grows into the cranial cavity, it is limited by the space within the skull.

From Textbooks • Jun. 19, 2013

The prosencephalon enlarges into two new vesicles called the telencephalon and the diencephalon.

From Textbooks • Jun. 19, 2013

During embryonic development, as the telencephalon expands within the skull, the brain goes through a regular course of growth that results in everyone’s brain having a similar pattern of folds.

From Textbooks • Jun. 19, 2013

The roof of the telencephalon is mainly epithelial, and contains no traces of cortical structure.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" by Various