What's the difference between certain and confident?

Certain


Definition:

  • (a.) Assured in mind; having no doubts; free from suspicions concerning.
  • (a.) Determined; resolved; -- used with an infinitive.
  • (a.) Not to be doubted or denied; established as a fact.
  • (a.) Actually existing; sure to happen; inevitable.
  • (a.) Unfailing; infallible.
  • (a.) Fixed or stated; regular; determinate.
  • (a.) Not specifically named; indeterminate; indefinite; one or some; -- sometimes used independenty as a noun, and meaning certain persons.
  • (n.) Certainty.
  • (n.) A certain number or quantity.
  • (adv.) Certainly.

Example Sentences:

  • (1) One hour after direct mechanical cardiomassage (DMCM) a moderately pronounced edema of the intercellular spaces in the basal compartment of the seminiferous epithelium, normal content of lactate and succinate dehydrogenases, and a certain decrease in the activity of glucose-6-phosphate dehydrogenases and NAD- and NADP-diaphorases were noted.
  • (2) Work on humoral responses has focused on lysozyme, the hemagglutinins (especially in the oyster), and the clearance of certain antigens.
  • (3) Stress is laid on certain principles of diagnostic research in the event of extra-suprarenal pheochromocytomas.
  • (4) As a group, the three mammalian proteins resemble bovine serum conglutinin and behave as lectins with rather broad sugar specificities directed at certain non-reducing terminal N-acetylglucosamine, mannose, glucose and fucose residues, but with subtle differences in fine specificities.
  • (5) A segment of vas deferens was transplanted to the contralateral deferens with the intention of improving treatment for certain cases of infertility caused by obstruction.
  • (6) hypoglossal nucleus), whereas in other areas the angiotensinogen gene was expressed only in a certain population of glial cells.
  • (7) The following conclusions emerge: (i) when the 3' or the 3' penultimate base of the oligonucleotide mismatched an allele, no amplification product could be detected; (ii) when the mismatches were 3 and 4 bases from the 3' end of the primer, differential amplification was still observed, but only at certain concentrations of magnesium chloride; (iii) the mismatched allele can be detected in the presence of a 40-fold excess of the matched allele; (iv) primers as short as 13 nucleotides were effective; and (v) the specificity of the amplification could be overwhelmed by greatly increasing the concentration of target DNA.
  • (8) Certainly, Saunders did not land a single blow that threatened to stop his opponent, although he took quite a few himself that threatened his titles in the final few rounds.
  • (9) We present a mathematical model that is suitable to reconcile this apparent contradiction in the interpretation of the epidemiological data: the observed parallel time series for the spread of AIDS in groups with different risk of infection can be realized by computer simulation, if one assumes that the outbreak of full-blown AIDS only occurs if HIV and a certain infectious coagent (cofactor) CO are present.
  • (10) HDAra-C in combination with anthracyclines is now considered to be a treatment which may afford some hope of a cure in a certain percentage of cases of adult acute non-lymphocytic leukemia.
  • (11) These results suggest that a certain minimum level of expression of c-myc is required for the maintenance of ras transformation in NIH 3T3 cells.
  • (12) This "paradox of redistribution" was certainly observable in Britain, where Welfare retained its status as one of the 20th century's most exalted creations, even while those claiming benefits were treated with ever greater contempt.
  • (13) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
  • (14) Accumulating evidence indicates that for most tumors, the switch to the angiogenic phenotype depends upon the outcome of a balance between angiogenic stimulators and angiogenic inhibitors, both of which may be produced by tumor cells and perhaps by certain host cells.
  • (15) The findings indicate that these spaces were lined by a lipid monolayer which formed bilayered lamellae under certain conditions.
  • (16) Positive feedback effects on serum gonadotrophins in castrates were observed following injection of certain doses of some steroids.
  • (17) Hence, presence of IgG rheumatoid factor correlated positively with the presence of rheumatoid disease, and evidence was established that certain features of rheumatoid inflammation occur in dental periapical lesions of many patients with rheumatoid disease.
  • (18) The typology developed in two previous surveys of illicit heroin products is applicable to many of the samples studied in this work, although significant changes have occurred in the chemical profile of illicit heroin products from certain geographical regions.
  • (19) The presence of an inverse correlation between certain tryptophan metabolites, shown previously to be bladder carcinogens, and the N-nitrosamine content, especially after loading, was interpreted in view of the possible conversion of some tryptophan metabolites into N-nitrosamines either under endovesical conditions or during the execution of the colorimetric determination of these compounds.
  • (20) An electrogenic sodium-potassium pump appears to contribute materially to the steady-state potential and to certain of the transient potential responses of vascular smooth muscle.

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.