What's the difference between confident and uncertain?

Confident


Definition:

  • (n.) See Confidant.

Example Sentences:

  • (1) When pooled data were analysed, this difference was highly significant (p = 0.0001) with a relative risk of schizophrenia in homozygotes of 2.61 (95% confidence intervals 1.60-4.26).
  • (2) Confidence is the major prerequisite for a doctor to be able to help his seriously ill patient.
  • (3) Men who ever farmed were at slightly elevated risk of non-Hodgkin's lymphoma (odds ratio = 1.2, 95% confidence interval = 1.0-1.5) that was not linked to specific crops or particular animals.
  • (4) Although, it did give me the confidence to believe that my voice was valid and important.
  • (5) But Howard added that it may take a while and he is not confident the political reality will change.
  • (6) Jaczko's appearance was the second show of confidence in the nuclear industry since Sunday.
  • (7) Subjects in the highest quartile of the insulin distribution had 6.6 times the risk of developing type II diabetes as subjects in the remaining three quartiles combined (95% confidence interval [CI] = 3.14-13.7).
  • (8) However, self-efficacy (defined as confidence in being able to resist the urge to drink heavily) assessed at intake of treatment, was strongly associated with the level of consumption on drinking occasions at follow-up.
  • (9) As Heseltine himself argued, after the success of last summer's Olympics, "our aim must be to become a nation of cities possessed of London's confidence and elan" .
  • (10) The adjusted odds ratio of having one or more hospitalization for current drinkers relative to life-long abstainers in females was 0.67 (95 per cent confidence interval 0.57-0.79) and in males was 0.74 (0.57-0.96).
  • (11) "There is sufficient evidence... of past surface temperatures to say with a high level of confidence that the last few decades of the 20th century were warmer than any comparable period in the last 400 years.
  • (12) She has imbued me with the confidence of encouraging other girls to dream alternative futures that do not rely on FGM as a prerequisite.
  • (13) The changes are necessary to produce confident, supportive community oriented nurses.
  • (14) The relationship between certain prenatal and background variables and maternal confidence also was assessed.
  • (15) Central assessment of the angiograms revealed a patent infarct-related artery in 78 patients (patency rate 66%, 95% confidence limits 57 to 74%).
  • (16) We need to be confident that the criminal justice system takes child abuse seriously.
  • (17) Twellman has steadily grown in confidence as he settles into his role, though whether as a player or as an advocate he was never shy about voicing his opinions.
  • (18) We are confident that the European commission’s state aid decision on Hinkley Point C is legally robust,” a spokeswoman for Britain’s Department of Energy and Climate Change said last week.
  • (19) By 1988, nearly one-half of the public expressed confidence in the future of the Social Security program.
  • (20) In confidence rape, the assailant is known to some degree, however slight, and gains control over his victim by winning her trust.

Uncertain


Definition:

  • (a.) Not certain; not having certain knowledge; not assured in mind; distrustful.
  • (a.) Irresolute; inconsonant; variable; untrustworthy; as, an uncertain person; an uncertain breeze.
  • (a.) Questionable; equivocal; indefinite; problematical.
  • (a.) Not sure; liable to fall or err; fallible.
  • (a.) To make uncertain.

Example Sentences:

  • (1) However, the mechanism of the inhibitory action is still somewhat uncertain.
  • (2) Of course the job is not done and we will continue to remain vigilant to all risks, particularly when the global economic situation is so uncertain,” the chancellor said in a statement.
  • (3) The functional significance of these early changes in the nodal region is uncertain.
  • (4) Preservation of dopaminergic and H1 neurotransmission, probably within the blood barrier, is needed to allow the neuroendocrine transduction of cholinergic inputs, whereas the role of 5-HT neurotransmission remains uncertain.
  • (5) The nature of these infiltrative foci remains uncertain; however, they are unlikely to have been of neoplastic origin and may be due to interleukin-2-induced lymphocytic infiltration.
  • (6) Whether or not any alteration in disease progression will accrue from demonstrated local downstaging is, of course, uncertain.
  • (7) Similarly, it appears that acute hydronephrosis or worsening of an existing hydronephrosis has been somewhat overlooked as a possible cause of uncertain abdominal pain during pregnancy.
  • (8) In 11 patients, the electrophysiological mechanism remained uncertain.
  • (9) The nature of the cystatin C-immunoreactive substance in some of these vascular lesions is uncertain, but it might conceivably play an additional important role in the pathogenesis of brain hemorrhage in these cases.
  • (10) The mechanism of action is still uncertain but it is believed by some workers to be similar to that of a beta-adrenergic stimulator.
  • (11) Assays of drug levels in blood and of other biochemical characteristics of psychiatric patients are being proposed for clinical application, although their utility in practice remains uncertain.
  • (12) In 26 patients, including the two reported here, etiology was uncertain (idiopathic aneurysm of the left ventricle) in as much as malformation or an infectious disease might have been the underlying cause.
  • (13) Instead of inevitable defeat there is uncertain cop-out.
  • (14) The aetiology remains at present uncertain and therefore rational therapeutic strategies are difficult to plan.
  • (15) It was concluded that (1) there is a group of patients whose histories of poliomyelitis are uncertain, and (2) the lack of clear evidence for previous denervation after extensive electrodiagnostic testing is a valid means for excluding the diagnosis of postpoliomyelitis syndrome.
  • (16) Although approximately 24,000 adolescents were questioned, the investigations together provide an uncertain picture of the habits as these are not representative for Danish adolescents.
  • (17) McCall said the outlook remained uncertain: “The economic and operating environment remains uncertain, following the high levels of disruption and more recently the UK’s referendum decision to leave the EU, as well as the recent events in Turkey and Nice, which have affected consumer confidence.
  • (18) The significance of this event is uncertain; cleaved NGF demonstrates bioactivity and no function has been attributed to the octapeptide produced (NGF-OP; Ser-Ser-Thr-His-Pro-Val-Phe-His).
  • (19) While the histogenesis of these tumors remain uncertain, it is necessary to recognize that these aggressive neoplasms may occur primarily in the skin.
  • (20) Estimates of the number of eventual TA-AIDS cases to be seen are considerably more uncertain and require additional assumptions about the incubation distribution.