neurapophysis

from The Century Dictionary.

• noun In anatomy, a process or part of a vertebra which, meeting its fellow in midline over the centrum of the vertebra, constitutes a neural arch and completes a neural canal.

from the GNU version of the Collaborative International Dictionary of English.

• noun One of the two lateral processes or elements which form the neural arch.
• noun The dorsal process of the neural arch; neural spine; spinous process.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun anatomy the structure that forms the neural arch of a vertebra