Main Entry: in·san·i·ty

Pronunciation: \in-ˈsan-ət-ē\

Function: noun

Inflected Form(s): plural in·san·i·ties

1 : a severely disordered state of the mind usually occurring as a specific disorder (as paranoid schizophrenia)
2 : unsoundness of mind or lack of the ability to understand that prevents one from having the mental capacity required by law to enter into a particular relationship, status, or transaction or that releases one from criminal or civil responsibility