A neoplasm of the nervous system that arises from the neuroepithelial tissues. Representative examples include astrocytic tumors, oligodendroglial tumors, ependymal tumors, and primitive neuroectodermal tumors. The disease is Monarch Disease Ontology identifier MONDO_0021193 (neuroepithelial neoplasm). Also known as: neoplasm of neuroepithelial tissue, neoplasm of neuroepithelium, neoplasm of the neuroepithelium, neuroepithelial neoplasms, neuroepithelial tissue neoplasm, neuroepithelial tissue tumor, neuroepithelial tissue tumour, neuroepithelial tumor.