Medical Dictionary

polycation

noun poly·cat·ion \ˌpäl-i-ˈkat-ˌī-ən\

Medical Definition of POLYCATION

:  a molecule or chemical complex having positive charges at several sites
poly·cat·ion·ic \-ˌkat-(ˌ)ī-ˈän-ik\ adjective

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