What's the difference between nullify and prevent?

Nullify


Definition:

  • (a.) To make void; to render invalid; to deprive of legal force or efficacy.

Example Sentences:

  • (1) But Di Matteo has made bold selections before, not least when he asked Ramires to play on the left of midfield against Barcelona in an attempt to nullify the threat posed by the marauding Daniel Alves down the flank.
  • (2) The case, which highlighted the ultimate power of commanders as "convening authorities" to nullify a conviction by a military jury, became a focus of last month's Senate hearing on military sexual assault .
  • (3) The protective effects of NG-nitro-L-arginine methyl ester were nullified by adding an excess of L-arginine to the pump circuit, suggesting that the L-arginine-NO pathway is involved in myocardial reoxygenation injury.
  • (4) This is a further fact to nullify the theory of the paraganglionic origin of alveolar soft part sarcoma, but the question of the histogenesis of the tumor still remains open.
  • (5) Genetic abnormalities that give rise to malignancy in these leukaemic cells can be bypassed and their effects nullified by inducing differentiation, which stops cells from multiplying.
  • (6) The in vivo anti-tumor activity of spleen cells of mice in regression was nullified by treatment with anti-Thy 1 and anti-Lyt 1 plus C, but not anti-Lyt 2 plus C. These results indicate that CY administration results in only a transient decrease of tumor cell number and that an induction of Lyt 1 +, Lyt 2 + T cells in the peritoneal cavity and Lyt 1 + T cells in spleen may be responsible for a complete disappearance of tumor cells.
  • (7) Civil libertarians contend that legal restrictions preventing the government from intentionally targeting an American using surveillance tools for uncovering foreign intelligence information are nullified if the government can collect vast swaths of data and maintain unrestricted leeway to search through it.
  • (8) The only way to nullify that is to turn the television off.
  • (9) This scenario would in effect nullify an internationally agreed goal to keep the increase in average global temperatures below 2C from pre-industrial levels.
  • (10) The medico-legal expertise having having concluded to non-paternity because of a marked dissimilarity between the Y chromosomes, the Paris Court of law accepted these conclusions and gave a sentence nullifying a previous paternity recognition.
  • (11) I’d like to see the next president turn around and just nullify it on behalf of the United States,” Kerry said.
  • (12) This infrequent complication, which may result from a conflict of force vectors at the hip joint during lengthening, can, when left untreated, nullify the benefits of such a procedure.
  • (13) Come the bell, the upstart nervelessly played it cool, almost a laughingly gay matador, his speed of hand and foot totally nullifying Liston’s wicked jab, the key to his armoury.
  • (14) The increase in deltaP and a numerical decrease in piA both acted to maintain sngfr after AGBM Ab and effectively nullified the influence of decreased rpf upon sngfr.
  • (15) The NA-induced hyperpolarization was nullified at -89 to -92 mV of membrane potentials (n = 3).
  • (16) The initial difference of 24 h was not nullified, but decreased to 8 h. This difference allowed transferred foetuses to pass the period of maximum sensitivity before salicylate treatment.
  • (17) When the same dose of insulin was infused with the antiserum to human IGF-I, the growth response was completely nullified.
  • (18) Anti PL-V Ig (antibodies to a toxic phospholipase A2 VRV PL-V of V. russelli venom) nullifies the toxicity of whole V. russelli venom to a great extent.
  • (19) We nullified Bolasie, frustrated Zaha and haven’t allowed Palace to create any clear-cut chances.
  • (20) The functions of these 'successful defence' manoeuvres are to obviate any feelings of an awareness of envy, although they may be overtly envious attacks within themselves, secondly they nullify any awareness of dependence, and also nullify awareness of need and illness, and thirdly they maintain the narcissistic organization by producing a successful identificate.

Prevent


Definition:

  • (v. t.) To go before; to precede; hence, to go before as a guide; to direct.
  • (v. t.) To be beforehand with; to anticipate.
  • (v. t.) To intercept; to hinder; to frustrate; to stop; to thwart.
  • (v. i.) To come before the usual time.

Example Sentences:

  • (1) Down and up regulation by peptides may be useful for treatment of cough and prevention of aspiration pneumonia.
  • (2) This death is also dependent on the presence of chloride and is prevented with the non-selective EAA antagonist, kynurenic acid, but is not prevented by QA.
  • (3) Parents of subjects at the experimental school were visited at home by a community health worker who provided individualized information on dental services and preventive strategies.
  • (4) The most successful dyes were phenocyanin TC, gallein, fluorone black, alizarin cyanin BB and alizarin blue S. Celestin blue B with an iron mordant is quite successful if properly handled to prevent gelling of solutions.
  • (5) The penetration of (22)Na was not prevented by the presence of metabolic inhibitors or by 500 mm NaCl in the suspending medium.
  • (6) This would disrupt and prevent Isis from maintaining stable and reliable sources of income.
  • (7) This decrease was prevented by DOCA, hydrocortisone and corticosterone.
  • (8) Elderly women need to follow the same strategies as postmenopausal women with more emphasis on prevention of falls.
  • (9) Treatment of the bound F1-ATPase with 4-chloro-7-nitrobenzofurazan prevented complete release of the enzyme by ATP.
  • (10) Results in May 89 emphasizes: the relevance and urgency of the prevention of AIDS in secondary schools; the importance of the institutional aspect for the continuity of the project; the involvement of the pupils and the trainers for the processus; the feasibility of an intervention using only local resources.
  • (11) It was hypothesized that compensatory restraining influences of surrounding soft tissues prevented a more severe facial malformation from occurring.
  • (12) Defibrotide prevents the dramatic fall of creatine phosphokinase activity in the ischemic ventricle: metabolic changes which reflect changes in the cells affected by prolonged ischemia.
  • (13) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
  • (14) This was carried out on the healthy subjects for a total of 12 nights without medication (control nights asleep), a total of 12 nights following 40 mg of flucortolone the previous morning, and a total of 6 nights with similar blood sampling when sleep was prevented (control nights awake).
  • (15) He also deals with the incidence, conservative and surgical treatment of osteo-arthrosis in old age and with the possibilities of its prevention.
  • (16) Possibilities to achieve this both in the curative and the preventive field are restricted mainly due to the insufficient knowledge of their etiopathogenesis.
  • (17) Current status of prognosis in clinical, experimental and prophylactic medicine is delineated with formulation of the purposes and feasibility of therapeutic and preventive realization of the disease onset and run prediction.
  • (18) Solely infectious waste become removed hospital-intern and -extern on conditions of hygienic prevention, namely through secure packing during the transport, combustion or desinfection.
  • (19) Communicating sustainability is a subtle attempt at doing good Read more And yet, in environmental terms it is infinitely preferable to prevent waste altogether, rather than recycle it.
  • (20) From the social economic point of view nosocomial infections represent a very important cost factor, which could be reduced to great deal by activities for prevention of nosocomial infection.