Someone who studies probability, a particular branch of mathematics. / (theology, philosophy) A follower of probabilism.

In a probabilistic manner; using a method based on probability.

(mathematics) Of, pertaining to, or derived using probability. / (religion) Of or pertaining to the Roman Catholic doctrine of probabilism.

plural of probabilist

(mathematics) A branch of statistics that deals with probabilities

(computing theory) A reasonable proof of a computational theorem or conjecture obtained via a randomized algorithm.

plural of probabilistically checkable proof