Medical Dictionary


noun, often attrib poly·sub·stance \-ˈsəb-stən(t)s\

Medical Definition of POLYSUBSTANCE

:  a group of substances used often indiscriminately by a substance abuser <has a polysubstance dependence problem>


July 06, 2015
categorical Hear it
absolute or relating to a category
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