prosencephalon

[pros-en-sef-uh-lon, -luhn]

noun

Anatomy.

plural

prosencephalas, prosencephala 

1. the forebrain.

prosencephalon

/ 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

Word History and Origins

Origin of prosencephalon¹

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

Word History and Origins

Origin of prosencephalon¹

C19: from New Latin, from Greek prosō forward + enkephalos brain

Example Sentences

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

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

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