uncertainty
noun
- lack of certainty; doubt
- pl. uncertainties something uncertain
See uncertainty in American Heritage Dictionary 4
(ŭn-sûrˈtn-tē)
noun pl. un·cer·tain·ties - The condition of being uncertain; doubt.
- Something uncertain: the uncertainties of modern life.
- Statistics The estimated amount or percentage by which an observed or calculated value may differ from the true value.
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