Medical Dictionary

hemiblock

noun hemi·block \ˈhem-i-ˌbläk\

Medical Definition of HEMIBLOCK

:  inhibition or failure of conduction of the muscular excitatory impulse in either of the two divisions of the left branch of the bundle of His

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