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probability
/ˌprɑːbəˈbɪləti/
noun
plural
probabilities
plural
probabilities
Learner's definition of PROBABILITY
1
:
the chance that something will happen
[count]
[noncount]
2
[singular]
:
something that has a chance of happening
3
:
a measure of how often a particular event will happen if something (such as tossing a coin) is done repeatedly
[count]
[noncount]
in all probability
:
almost certainly
:
very likely

In all probability, he will go home tomorrow.

We will contact you, in all probability, next week.