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uncertainty

Pronunciation:  un'surtntee

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Matching Terms:  uncertainty factor, uncertainty principle

WordNet Dictionary
 
 Definition: 
  1. [n]  being unsettled or in doubt; "the uncertainty of the outcome"
  2. [n]  the state of being unsure of something
 
 Synonyms: doubt, doubtfulness, dubiety, dubiousness, incertitude, uncertainness
 
 Antonyms: certainty, certainty, sure thing
 
 See Also: arriere pensee, cognitive state, disbelief, distrust, doubt, doubtfulness, dubiousness, fortuitousness, improbability, improbableness, incredulity, indecision, indecisiveness, indefiniteness, indefinity, indeterminacy, indeterminateness, indetermination, irresolution, mental rejection, mental reservation, misgiving, mistrust, quality, question, reservation, skepticism, state of mind, suspense, suspicion, unpredictability

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Un*cer"tain*ty\, n.; pl. {Uncertainties}.
1. The quality or state of being uncertain.

2. That which is uncertain; something unknown.

         Our shepherd's case is every man's case that quits a
         moral certainty for an uncertainty.   --L'Estrange.
 



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