The regions of the spinal cord that are largely or entirely composed of myelinated nerve cell axons and contain few or no neural cell bodies or dendrites. [ MP:0008027 ]

Synonyms: white substance of spinal cord spinal cord white matter of neuraxis white matter of neuraxis of spinal cord spinal cord white matter substantia alba medullae spinalis spinal cord white substance

This is just here as a test because I lose it