Medical Dictionary

interstitium

noun in·ter·sti·tium \ˌint-ər-ˈstish-ē-əm\
plural in·ter·sti·tia \-ē-ə\

Medical Definition of INTERSTITIUM

:  interstitial tissue

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