Main Entry:

prob·a·bil·i·ty

Pronunciation:

\ˌprä-bə-ˈbi-lə-tē\

Function:

noun

Inflected Form(s):

plural prob·a·bil·i·ties

Date:

15th century

1: the quality or state of being probable2: something (as an event or circumstance) that is probable3 a (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 probabilities4: a logical relation between statements such that evidence confirming one confirms the other to some degree