Medical Dictionary

porosis

noun po·ro·sis \pə-ˈrō-səs\
plural po·ro·ses \-ˌsēz\ or porosises

Medical Definition of POROSIS

:  a condition (as of a bone) characterized by porosity; specifically :  rarefaction (as of bone) with increased translucency to X-rays

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