n.
1.a Roman Catholic system of casuistry that when expert opinions differ an actor can follow any solidly probable opinion that he wishes even though some different opinion might be more probable
2.(philosophy) the doctrine that (since certainty is unattainable) probability is a sufficient basis for belief and action
Idiom of the Day
a tempest in a teapot
great excitement about something that is not very important
The problem was a tempest in a teapot and after a few days everyone forgot about it.