- probabilism - 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
--1 is a kind of casuistry
- probabilism - (philosophy) the doctrine that (since certainty is unattainable) probability is a sufficient basis for belief and action
--2 is a kind of philosophical doctrine, philosophical theory
- probabilism - (philosophy) the doctrine that (since certainty is unattainable) probability is a sufficient basis for belief and action