(v. t.) To prove to be false or erroneous; to confute; to refute.
(v. t.) To disallow; to disapprove of.
Example Sentences:
(1) Tijuana, Mexico, has become a refuge for cancer patients who have been convinced that they may be cured of their terminal illness by unconventional, unproved, and disproved methods offered in the border clinics.
(2) Independent experts warn that rumours and deliberate misinformation about the regime are rife, partly because it is impossible to verify or disprove most stories about the tightly controlled country's elite.
(3) The best way to prove or disprove allegations of rights abuses is to allow independent media to probe the accusations.
(4) In Iran’s eyes, it is being asked by the IAEA to prove a negative, and disprove evidence it says is fabricated.
(5) If Kim has indeed been set aside – and nobody outside Pyongyang really knows – then whoever has taken power is not seeking the limelight,” said John Everard, former UK ambassador to Pyongyang.“The visits to factories and military units that Kim frequently conducted have not been taken over by anyone else; they have simply stopped.” “As a woman in a very male-dominated society, the theory goes, she might be reluctant to push herself forward publicly straight away, preferring instead to bide her time while governing from behind the scenes.” However, Everard says though it is “not impossible” that Kim Yo-jong has stepped up to the leadership, “it is as hard to disprove this theory as it is to find anything to support it”.
(6) The Iraqi government needs to “mock and disprove” Islamic State’s online propaganda more effectively and more quickly Malcolm Turnbull has told an elite audience in Washington, saying he will raise the problem when he meets US president Barack Obama.
(7) These conclusions must be considered tentative, pending other studies to disprove the presence of new molecular species with no change in net charge or size.
(8) Owing to the poor quality of much of this research the claims of the protagonists of these therapies cannot be proved or disproved.
(9) The hypothesis that ara C blocks or reduces further polymerisation after its incorporation into repair patches is disproved by our demonstration that, in permeable cells, the accumulated DNA breaks are ligated very rapidly.
(10) According to the New York Times , he told its reporter Emily Steel that if he did not approve of her resulting article “I’m coming after you with everything I have,” adding: “You can take it as a threat.” The 65-year-old anchor – who earlier dismissed the Mother Jones article as “total bullshit”, “disgusting”, “defamation” and “a piece of garbage” – had promised that the archive tapes would comprehensively disprove the charges against him.
(11) A generalised vasoconstriction, for almost a century believed to be the basis of all types of human hypertension, was disproved by recent haemodynamic studies.
(12) The difficulties of absolutely proving or disproving a protein error in these measurements are discussed, but our data are not consistent with protein being a source of error in measurements of ionized calcium.
(13) Among the many documents disproving that claim were ones relating to a US policy in Iraq set forth in "Frago 242" , which ordered coalition troops not to stop or even investigate torture and other war crimes by the Iraqi forces they were training, but simply to "note" them.
(14) These findings do not support a major role for free radical damage to muscle membranes in the initiation of injury from eccentric exercise, although they do not disprove free radical involvement in the etiology.
(15) These results exclude the possibility that the worm pairs had alternating periods of glycogen synthesis and degradation, and they also disprove the idea that synthesis and degradation occur at two different sites in the bloodstream of the hamster.
(16) This finding disproves the hypothesis that the increase in coital frequency is due to an increase in the proportion of women using oral contraceptives.
(17) The study disproved the hypothesis that exposure to cadmium would lead to an increase in blood pressure and in the prevalence of hypertension and other cardiovascular diseases.
(18) As Michelle Alexander wrote in The New Jim Crow, “The current system of control depends on black exceptionalism; it is not disproved or undermined by it.” The orgy of exceptionalism tales highlighted every Black History Month can undermine seeing the systemic oppressions still facing African Americans.
(19) A hypothesized collision between the H-wave and the antidromic M-wave component is not disproved but it (and the incumbent assumptions about relative afferent and efferent conduction velocities) is shown to be unnecessary.
(20) A retrospective study of the life events reported by 121 pregnant adolescents and 261 controls has disproved the null hypothesis that those 2 groups are 2 random samples from the same population.
Negative
Definition:
(a.) Denying; implying, containing, or asserting denial, negation or refusal; returning the answer no to an inquiry or request; refusing assent; as, a negative answer; a negative opinion; -- opposed to affirmative.
(a.) Not positive; without affirmative statement or demonstration; indirect; consisting in the absence of something; privative; as, a negative argument; a negative morality; negative criticism.
(a.) Asserting absence of connection between a subject and a predicate; as, a negative proposition.
(a.) Of or pertaining to a picture upon glass or other material, in which the lights and shades of the original, and the relations of right and left, are reversed.
(a.) Metalloidal; nonmetallic; -- contracted with positive or basic; as, the nitro group is negative.
(n.) A proposition by which something is denied or forbidden; a conception or term formed by prefixing the negative particle to one which is positive; an opposite or contradictory term or conception.
(n.) A word used in denial or refusal; as, not, no.
(n.) The refusal or withholding of assents; veto.
(n.) That side of a question which denies or refuses, or which is taken by an opposing or denying party; the relation or position of denial or opposition; as, the question was decided in the negative.
(n.) A picture upon glass or other material, in which the light portions of the original are represented in some opaque material (usually reduced silver), and the dark portions by the uncovered and transparent or semitransparent ground of the picture.
(n.) The negative plate of a voltaic or electrolytic cell.
(v. t.) To prove unreal or intrue; to disprove.
(v. t.) To reject by vote; to refuse to enact or sanction; as, the Senate negatived the bill.
(v. t.) To neutralize the force of; to counteract.
Example Sentences:
(1) In each sheep there was a significant negative correlation between the glucose and corticosteroid concentrations in both maternal and fetal plasma, and there were positive correlations between the maternal and fetal plasma concentrations of glucose, and between the glucose and fructose concentrations of fetal plasma.
(2) In 49 cases undergoing systemic lymphadenectomy 32 were found to have glandular involvement, of which both aortic and pelvic nodes were positive in 17 cases (53.1%), aortic nodes positive but pelvic negative in six (18.8%), and pelvic nodes positive but aortic negative in nine (28.1%).
(3) Comparison of wild type and the mutant parD promoter sequences indicated that three short repeats are likely involved in the negative regulation of this promoter.
(4) We conclude that chloramphenicol resistance encoded by Tn1696 is due to a permeability barrier and hypothesize that the gene from P. aeruginosa may share a common ancestral origin with these genes from other gram-negative organisms.
(5) In patients with coronary artery disease, electrocardiographic signs of left atrial enlargement (LAE-negative P wave deflection greater than or equal to 1 mm2 in lead V1) are associated with increased left ventricular end diastolic pressure (LVEDP).
(6) Peripheral eosinocytes increased by 10%, and tests for HBsAg, antiHBs, antimitochondrial antibody and anti-smooth muscle antibody were all negative.
(7) Binding data for both ligands to the enzyme yielded nonlinear Scatchard plots that analyze in terms of four negatively cooperative binding sites per enzyme tetramer.
(8) It is suggested that the normal cyclical release of LH is inhibited in PCO disease by a negative feedback by androgens to the hypothalamus or the pituitary, and that wedge resection should be reserved for patients in whom other forms of treatment have failed.
(9) Increases in extracellular calcium antagonized the negative inotropic effect.
(10) In a further study 1082 patients with a negative or doubtful result of the physical examination were investigated using ultrasound.
(11) Control incubations revealed an inherent difference between the two substrates; gram-positive supernatants consistently contained 5% radioactivity, whereas even at 0 h, those from the gram-negative mutant released 22%.
(12) The results obtained from these test systems were all negative.
(13) After transfection in CH4C1 cells the two isoforms are coupled with adenylate cyclase while only the shortest isoform appears negatively coupled to phospholipase C. Functional D2 dopamine receptors are present in human prolactinomas.
(14) All sera samples were tested by hemagglutination inhibition (HI) test and 881 (78.5%) of those were found to be positive and 242 (21.5%) were negative.
(15) Furthermore, high-density catalase-positive--but not catalase-negative--E. coli can survive and multiply in the presence of competitive, peroxide-generating streptococci.
(16) The remaining 5 soil samples, obtained from sites that were not in close proximity to lakes, were also negative except for one that contained type B.
(17) The percentage of eggs clamped at values more negative than -65 mV, which responded at insemination by developing an If, decreased and dropped to 0 at -80 mV.
(18) Pitlike surface structures seen in negatively stained whole cells and thin sections were correlated with periodically spaced perforations of the rigid sacculus.
(19) In addition, transitional macrophages with both positive granules and positive RER, nuclear envelope, negative Golgi apparatus (as in exudate- resident macrophages in vivo), and mature macrophages with peroxidatic activity only in the RER and nuclear envelope (as in resident macrophages in vivo) were found.
(20) In Stage II patients, chemotherapy has an impact on disease mortality for ER-positive and ER-negative premenopausal women and possibly ER-negative postmenopausal patients.