prosencephalon

American  

[pros-en-sef-uh-lon, -luhn] / ˌprɒs ɛnˈsɛf əˌlɒn, -lən /

noun

Anatomy.

plural

prosencephalas, prosencephala

1. the forebrain.

---

prosencephalon British  

/ ˌprɒsɛnˈsɛfəlɒn, ˌprɒsɛnsɪˈfælɪk /

noun

1. Nontechnical name: forebrain.  the part of the brain that develops from the anterior portion of the neural tube Compare mesencephalon rhombencephalon

---

Other Word Forms

• prosencephalic adjective

Etymology

Origin of prosencephalon

1840–50; < New Latin < Greek prós ( ō ) forward (akin to pró pro- ² ) + enképhalon encephalon

Example Sentences

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

From Textbooks • Jun. 19, 2013

Whereas prosencephalon and mesencephalon translate into the English words forebrain and midbrain, there is not a word for “four-sided-figure-brain.”

From Textbooks • Jun. 19, 2013

The single cavity seen in Amphioxus is here subdivided into three: an anterior or prosencephalon, a middle or mesencephalon, and a hinder or rhombencephalon.

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

The original fore-brain is often called the thalamencephalon, the hemisphere, the prosencephalon, the olfactory lobes, the rhinencephalon.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)

The first is known as the cephalic, and is caused by the prosencephalon bending sharply downward, below and in front of the mesencephalon.

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