• (n.) The central canal and ventricles of the spinal cord and brain; the myelencephalic cavity. • (n.) The central canal and ventricles of the spinal cord and brain; the myelencephalic cavity. Found on http://thinkexist.com/dictionary/meaning/neurocoele/
In embryology, the neurocoele is a cavity in the embryonic brain and spinal cord that develops into the ventricles and central canal respectively. Found on http://www.probertencyclopaedia.com/browse/EN.HTM