prob·a·bil·i·ty (pr b -b l -t )n. pl. prob·a·bil·i·ties 1. The quality or condition of being probable; likelihood. 2. A probable situation, condition, or event: Her election is a clear probability. 3. a. The likelihood that a given event will occur: little probability of rain tonight. b. Statistics A number expressing the likelihood that a specific event will occur, expressed as the ratio of the number of actual occurrences to the number of possible occurrences. Idiom: in all probability Most probably; very likely. |
probability Noun
pl -ties
1. the condition of being probable
2. an event or other thing that is likely to happen or be true
3. Statistics a measure of the likelihood of an event happening
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| Noun | 1. | probability - a measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible; "the probability that an unbiased coin will fall with the head up is 0.5"cross section - (physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns exceedance - (geology) the probability that an earthquake will generate a level of ground motion that exceeds a specified reference level during a given exposure time; "the concept of exceedance can be applied to any type of environmental risk modeling" risk of infection, risk - the probability of becoming infected given that exposure to an infectious agent has occurred |
| 2. | probability - the quality of being probable; a probable event or the most probable event; "for a while mutiny seemed a probability"; "going by past experience there was a high probability that the visitors were lost"quality - an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare improbability, improbableness - the quality of being improbable; "impossibility should never be confused with improbability"; "the improbability of such rare coincidences" |
probability
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