+Uncertainty is the state of lacking complete [Knowledge](/wiki/knowledge) or definite information about an event or outcome. It embodies the [Risk](/wiki/risk) inherent in predicting the future, profoundly influencing every [Decision](/wiki/decision).
+## See also
+- [Ignorance](/wiki/ignorance)
+- [Probability](/wiki/probability)
+- [Chaos](/wiki/chaos)
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