PROBABILISM
probabilism
(noun) (philosophy) the doctrine that (since certainty is unattainable) probability is a sufficient basis for belief and action
probabilism
(noun) 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
Source: WordNet® 3.1
Noun
probabilism (usually uncountable, plural probabilisms)
(theology, philosophy) The doctrine that, in the absence of certainty, probability is the best criterion.
Source: Wiktionary
Prob"a*bil*ism n. Etym: [Cf. F. probabilisme.]
Definition: The doctrine of the probabilists.
Source: Webster’s Unabridged Dictionary 1913 Edition