Probability (noun)

The measure of the likelihood that an event will occur.

Origin:

Derived from the latin word "probabilitas" meaning "likelihood", probability refers to the measure of the likelihood that an event will occur.

Examples:

1. The probability of rolling a six on a fair die is 1/6.
2. The weather forecast predicts a high probability of rain tomorrow.
3. The probability of winning the lottery is extremely low.
4. According to the latest poll, the probability of the incumbent winning the election is quite high.
5. The probability of getting a heads on a fair coin flip is 0.5 or 50%.