forebrain

American  

[fawr-brayn, fohr-] / ˈfɔrˌbreɪn, ˈfoʊr- /

noun

Anatomy.

1. Also called prosencephalon. the anterior of the three primary divisions of the brain in the embryo of a vertebrate, or the part of the adult brain derived from this tissue including the diencephalon and telencephalon.

2. the telencephalon.

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forebrain British  

/ ˈfɔːˌbreɪn /

noun

1. the nontechnical name for prosencephalon

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forebrain Scientific  

/ fôr′brān′ /

1. The forwardmost part of the vertebrate brain. In humans, it consists of the thalamus, the hypothalamus, and the cerebrum.

2. Compare hindbrain midbrain

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Etymology

Origin of forebrain

First recorded in 1875–80; fore- + brain

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Example Sentences

See Examples For:

forebrain

ALS is often diagnosed between the ages of 40 and 70 and affects both the forebrain and the hindbrain.

From Science Daily ● Sep. 21, 2026

Previous studies in which birds were injected with dye showed their brains have one region in the forebrain to process touch to the face and head, and one for touch anywhere else on the body.

From Science Daily ● May 29, 2024

This technical advance allowed them to identify previously unseen pathways connecting the brainstem, thalamus, hypothalamus, basal forebrain, and cerebral cortex.

From Science Daily ● May 1, 2024

A group of researchers at University of California San Diego School of Medicine led an investigation that offers new insight into the development of the human forebrain.

From Science Daily ● Apr. 16, 2024

The cerebrum, or cerebral lobes, or simply "forebrain," the seat of consciousness, thought, and will, and from which no nerves proceed.

From The Whence and the Whither of Man A Brief History of His Origin and Development through Conformity to Environment; Being the Morse Lectures of 1895 by John Mason Tyler

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