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forebrain

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
fore·brain  (fôrbrn, fr-)
n.
1. The most anterior of the three primary regions of the embryonic brain from which the telencephalon and diencephalon develop.
2. The segment of the adult brain that develops from the embryonic forebrain and includes the cerebrum, thalamus, and hypothalamus.

forebrain  (fôrbrn)
The forwardmost part of the vertebrate brain. In humans, it consists of the thalamus, the hypothalamus, and the cerebrum. Compare hindbrainmidbrain
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.forebrainforebrain - the anterior portion of the brain; the part of the brain that develops from the anterior part of the neural tube
neural structure - a structure that is part of the nervous system
cerebral peduncle, peduncle - a bundle of myelinated neurons joining different parts of the brain
brain, encephalon - that part of the central nervous system that includes all the higher nervous centers; enclosed within the skull; continuous with the spinal cord
corpus callosum - a broad transverse nerve tract connecting the two cerebral hemispheres
telencephalon - the anterior division of the forebrain; the cerebrum and related parts of the hypothalamus
betweenbrain, diencephalon, interbrain, thalmencephalon - the posterior division of the forebrain; connects the cerebral hemispheres with the mesencephalon

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Below the maximum tolerated dose, diazinon impaired neuritic outgrowth in the forebrain and brainstem, evidenced by a deficit in the ratio of membrane protein to total protein.
Labeling of inclusion bodies and some intracytoplasmic staining was notable from the forebrain (prosencephalon) to the mesencephalon (Figure, panel A).
4) At week 5, the mesenchyme, which covers the caudal surface of the forebrain, proliferates with the surface ectoderm to form the frontonasal process.
 
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