probability
noun
plural probabilities
Definition of probability
1
: the quality or state of being probable
2
: something (such as an event or circumstance) that is probable
3a(1)
: the ratio of the number of outcomes in an exhaustive set of equally likely outcomes that produce a given event to the total number of possible outcomes
(2)
: the chance that a given event will occur
b
: a branch of mathematics concerned with the study of probabilities
4
: a logical relation between statements such that evidence confirming one confirms the other to some degree
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