# probability

### noun, plural prob·a·bil·i·ties.

- the relative possibility that an event will occur, as expressed by the ratio of the number of actual occurrences to the total number of possible occurrences.
- the relative frequency with which an event occurs or is likely to occur.

## RELATED CONTENT

## RELATED WORDS

## Origin of probability

## Examples from the Web for probability

### Contemporary Examples of probability

Probability: 96 percent, unless this spring you finally gave up and ordered central air conditioning, in which case, 15 percent.

A resurrection would be a miracle and as such would defy all “probability.”

The best we can offer is a probability that an earthquake might occur along a fault in a given period of time.

A Lot of Earthquakes Have Been Reported Lately, but Scientists Aren’t WorriedErik Klemetti

April 2, 2014

The meaning of a “probability” estimate can be understood by resorting to the last refuge of political metaphors: sports.

In all probability, Americans will continue to be killed and wounded, but at a lower rate.

### Historical Examples of probability

Let them ponder on the probability of succeeding with the people.

Sunday under Three HeadsCharles Dickens

Thus doubtless our hostess reasoned, and in all probability she was right.

The Roof of FranceMatilda Betham-Edwards

Then there was some probability of being put in a coaster; which we might run away with.

Ned MyersJames Fenimore Cooper

The case is the same with the probability of causes, as with that of chance.

So far the probability was against Arthur's being the author.

The ChanningsMrs. Henry Wood