Medical Dictionary


noun hard·en·ing \ˈhärd-niŋ, -ən-iŋ\

Medical Definition of HARDENING

:  sclerosis 1 <hardening of the arteries>


May 30, 2015
metadata Hear it
data about other data
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