(mathematics) A function that gives the relative probability that a discrete random variable is exactly equal to some value.

(probability theory) Any function whose integral over a set gives the probability that a random variable has a value in that set

(mathematics) the probability that a certain outcome will occur, as determined through reasoning or calculation.

(mathematics) The probability that a certain outcome will occur, as determined through experiment.

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

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

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

(computer science) The problem of deciding in finite time whether a given program will finish running in finite time, when given a certain finite input.

(US, humorous) Used to report that a (major) problem has occurred.

(probability theory) The mathematics problem that concerns the probability there exist two people in a random group who share a birthday.