He jerked his mind away suddenly from the thoughts which had crowded into his forebrain.
Autopsies on imbeciles show an infantile development of the forebrain.
The molecules mingle with the molecules of serum: In seconds they are washed against the cell-walls of the forebrain.
forebrain fore·brain (fôr'brān')
The forwardmost part of the vertebrate brain. In humans, it consists of the thalamus, the hypothalamus, and the cerebrum. Compare hindbrain, midbrain.