Medical Dictionary

fissure

noun fis·sure \ˈfish-ər, British also ˈfish-yr\

Medical Definition of FISSURE

1
:  a natural cleft between body parts or in the substance of an organ: as a :  any of several clefts separating the lobes of the liver b :  any of various clefts between bones or parts of bones in the skull c :  any of the deep clefts of the brain; especially :  one of those located at points of elevation in the walls of the ventricles—compare sulcus d :  anterior median fissure; also :  posterior median septum
2
:  a break or slit in tissue usually at the junction of skin and mucous membrane <fissure of the lip>
3
:  a linear developmental imperfection in the enamel of a tooth
fis·sured \ˈfish-ərd, British also ˈfish-yrd\ adjective
July 03, 2015
interpellate Hear it
to formally question a public official
Take a 3-minute break and test your skills!
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