uncertainty

un·cer·tain·ty  (n-sûrtn-t)

n. pl. un·cer·tain·ties

1. The condition of being uncertain; doubt.

2. Something uncertain: the uncertainties of modern life.

3. Statistics The estimated amount or percentage by which an observed or calculated value may differ from the true value.

Synonyms: uncertainty, doubt, dubiety, skepticism, suspicion, mistrust
These nouns refer to the condition of being unsure about someone or something. Uncertainty, the least forceful, merely denotes a lack of assurance or conviction: I regarded my decision with growing uncertainty.
Doubt and dubiety imply a questioning state of mind: "Doubt is part of all religion" (Isaac Bashevis Singer). On this point there can be no dubiety.
Skepticism generally suggests an instinctive or habitual tendency to question and demand proof: "A wise skepticism is the first attribute of a good critic" (James Russell Lowell).
Suspicion is doubt as to the innocence, truth, integrity, honesty, or soundness of someone or something: His furtiveness aroused my suspicions.
Mistrust denotes lack of trust or confidence, as in a person's motives, arising from suspicion: The staff viewed the consultant's hasty recommendations with mistrust.

Thesaurus

Noun	1.	uncertainty - being unsettled or in doubt or dependent on chance; "the uncertainty of the outcome"; "the precariousness of his income" uncertainness, precariousness quality - an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare doubt, doubtfulness, dubiousness, question - uncertainty about the truth or factuality or existence of something; "the dubiousness of his claim"; "there is no question about the validity of the enterprise" indefiniteness, indefinity, indeterminacy, indeterminateness, indetermination - the quality of being vague and poorly defined unpredictability - lacking predictability improbability, improbableness - the quality of being improbable; "impossibility should never be confused with improbability"; "the improbability of such rare coincidences" fortuitousness - the quality of happening accidentally and by lucky chance speculativeness - the quality of being a conclusion or opinion based on supposition and conjecture rather than on fact or investigation; "her work is highly contentious because of its speculativeness and lack of supporting evidence" sure thing, certainty, foregone conclusion - something that is certain; "his victory is a certainty"
	2.	uncertainty - the state of being unsure of something doubt, doubtfulness, dubiety, dubiousness, incertitude cognitive state, state of mind - the state of a person's cognitive processes arriere pensee, mental reservation, reservation - an unstated doubt that prevents you from accepting something wholeheartedly distrust, mistrust, suspicion, misgiving - doubt about someone's honesty disbelief, incredulity, mental rejection, skepticism - doubt about the truth of something indecision, indecisiveness, irresolution - doubt concerning two or more possible alternatives or courses of action; "his indecision was only momentary but the opportunity was lost" peradventure - doubt or uncertainty as to whether something is the case; "this proves beyond peradventure that he is innocent" suspense - an uncertain cognitive state; "the matter remained in suspense for several years" certainty - the state of being certain; "his certainty reassured the others"

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uncertainty

noun 1. unpredictability, precariousness, state of suspense, ambiguity, unreliability, fickleness, inconclusiveness, chanciness, changeableness << OPPOSITE predictability

noun 2. doubt, confusion, dilemma, misgiving, qualm, bewilderment, quandary, puzzlement, perplexity, mystification << OPPOSITE confidence

noun 3. hesitancy, hesitation, indecision, lack of confidence, vagueness, irresolution

Translations

uncertainty [ʌnˈsəːtntɪ] n → incertidumbre f

uncertainty [ʌnˈsəːtntɪ] uncertain n → incertitude f, doutes mpl

uncertainty [ʌnˈsəːtntɪ] uncertain n → Ungewissheit f;

uncertainties npl (= doubts) → Unsicherheiten pl

uncertainty [ʌnˈsəːtntɪ] n → incertezza