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English definition of “certainty”

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certainty

noun
 
 
/ˈsɜːtənti/
FEELING [U] B2 the feeling of being completely sure about something: I can't say with any certainty what time she left.CertaintyConfidence and self-assurance
SURE THING [C] something that is very likely to happen or cannot be doubted: There are no absolute certainties in life.CertaintyConfidence and self-assurancePossible and probable
(Definition of certainty from the Cambridge Learners Dictionary © Cambridge University Press)
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