forebrain

[ fawr-breyn, fohr- ]

/ ˈfɔrˌbreɪn, ˈfoʊr- /

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noun Anatomy.

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.

the telencephalon.

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Origin of forebrain

First recorded in 1875–80; fore- + brain

Words nearby forebrain

forearm smash, forebear, forebode, foreboding, forebody, forebrain, forecaddie, forecast, forecastle, forecastle deck, forecastle head

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use forebrain in a sentence

Vocal learners, such as songbirds, hummingbirds and parrots, have independently evolved certain clusters of nerve cells called nuclei in their forebrains that control the ability.
Drumming woodpeckers use similar brain regions as songbirds|Darren Incorvaia|September 20, 2022|Science News
The “random activation theory” suggests that dreams are our forebrains trying to make sense of the random activity sent to it by the chaotic and meaningless information coming from the back of the brain during sleep.
Weird Dreams Train Our Brains to Be Better Learners - Facts So Romantic|Jim Davies|October 13, 2021|Nautilus
The molecules mingle with the molecules of serum: In seconds they are washed against the cell-walls of the forebrain.
The Syndic|C.M. Kornbluth
He jerked his mind away suddenly from the thoughts which had crowded into his forebrain.
Cum Grano Salis|Gordon Randall Garrett

Autopsies on imbeciles show an infantile development of the forebrain.
Essays In Pastoral Medicine|Austin Malley

British Dictionary definitions for forebrain

forebrain

/ (ˈfɔːˌbreɪn) /

noun

the nontechnical name for prosencephalon

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for forebrain

forebrain

[ fôr′brān′ ]

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