thalamencephalon

noun, plural thal·a·men·ceph·a·lons, thal·a·men·ceph·a·la [thal-uh-men-sef–uh-luh] /ˌθæl ə mɛnˈsɛf ə lə/. Anatomy.

1. the diencephalon.

noun plural -lons or -la (-lə) anatomy

1. the part of the diencephalon of the brain that includes the thalamus, pineal gland, and adjacent structures
2. another name for diencephalon

n.

1. The part of the diencephalon comprising the thalamus and its associated structures.