thalamencephalon

American  

[thal-uh-men-sef-uh-lon, -luhn] / ˌθæl ə mɛnˈsɛf əˌlɒn, -lən /

noun

Anatomy.

plural

thalamencephalons, thalamencephala

1. the diencephalon.

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thalamencephalon British  

/ ˌθæləmɛnˈsɛfəˌlɒn, ˌθæləˌmɛnsəˈfælɪk /

noun

1. the part of the diencephalon of the brain that includes the thalamus, pineal gland, and adjacent structures

2. another name for diencephalon

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Other Word Forms

• thalamencephalic adjective

Etymology

Origin of thalamencephalon

First recorded in 1870–75; thalam(us) + encephalon

Example Sentences

The Thalamencephalon is much reduced.

From Project Gutenberg

The anterior vesicle, however, is now again subdivided, and that part from which the cerebral hemispheres bud out, and the hemispheres themselves, is called the telencephalon, while the posterior part of the original prosencephalon is known as the thalamencephalon, or more rarely the diencephalon.

From Project Gutenberg

On the floor of the thalamencephalon the blind pouch-like infundibulum is in contact with the pituitary body, an outgrowth from the combined pituitary and olfactory pouch, which in the adult opens on to the top of the head just in front of the pineal area.

From Project Gutenberg

In the floor of the thalamencephalon are two masses of ganglionic tissue, the optic thalami.

From Project Gutenberg

From the ventral parts of these cerebral hemispheres the olfactory lobes are 403 constricted off, while just behind the openings of the foramina of Munro a constriction occurs which divides the prosencephalon into two secondary vesicles, the anterior of which, containing the foramina of Munro, is called the telencephalon, while the posterior is the thalamencephalon or diencephalon.

From Project Gutenberg