Medical Dictionary

pars intermedia

noun pars in·ter·me·dia \-int-ər-ˈmē-dē-ə\

Medical Definition of PARS INTERMEDIA

:  a thin slip of tissue fused with the neurohypophysis and representing the remains of the posterior wall of Rathke's pouch

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