Medical Dictionary

posterior median sulcus

noun

Medical Definition of POSTERIOR MEDIAN SULCUS

:  a shallow groove along the midline of the posterior part of the spinal cord that separates the two posterior funiculi and is the external boundary of the posterior median septum

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears