What's the difference between attempt and challenge?

Attempt


Definition:

  • (v. t.) To make trial or experiment of; to try; to endeavor to do or perform (some action); to assay; as, to attempt to sing; to attempt a bold flight.
  • (v. t.) To try to move, by entreaty, by afflictions, or by temptations; to tempt.
  • (v. t.) To try to win, subdue, or overcome; as, one who attempts the virtue of a woman.
  • (v. t.) To attack; to make an effort or attack upon; to try to take by force; as, to attempt the enemy's camp.
  • (v. i.) To make an attempt; -- with upon.
  • (n.) A essay, trial, or endeavor; an undertaking; an attack, or an effort to gain a point; esp. an unsuccessful, as contrasted with a successful, effort.

Example Sentences:

  • (1) These included bringing in the A* grade, reducing the number of modules from six to four, and a greater attempt to assess the whole course at the end.
  • (2) Unfortunately, due to confidentiality clauses that have been imposed on us by the Department of Immigration and Border Protection, we are unable to provide our full names and … titles … However, we believe the evidence that will be submitted will validate the statements that we are making in this submission.” The submission detailed specific allegations – including names and dates – of sexual abuse of child detainees, violence and bullying of children, suicide attempts by children and medical neglect.
  • (3) Previous attempts to purify this enzyme from the liquid endosperm of kernels of Zea mays (sweet corn) were not entirely successful owing to the lability of partially purified preparations during column chromatography.
  • (4) Attempts are now being made to use this increased understanding to produce effective killed vaccines that produce immune responses in the lung.
  • (5) Male sex, age under 19 or over 45, few social supports, and a history of previous suicide attempts are all factors associated with increased suicide rates.
  • (6) Even though attempts to generalize the data from childbearing women to women of childbearing age have an inherent conservative bias, the results of our study suggest that 988 women (95% CI 713 to 1336) aged 15 to 44 years in Quebec had HIV infection in 1989.
  • (7) Family therapists have attempted to convert the acting-out behavioral disorders into an effective state, i.e., make the family aware of their feelings of deprivation by focusing on the aggressive component.
  • (8) I hope this movement will continue and spread for it has within itself the power to stand up to fascism, be victorious in the face of extremism and say no to oppressive political powers everywhere.” Appearing via videolink from Tehran, and joined by London mayor Sadiq Khan and Palme d’Or winner Mike Leigh, Farhadi said: “We are all citizens of the world and I will endeavour to protect and spread this unity.” The London screening of The Salesman on Sunday evening wasintended to be a show of unity and strength against Trump’s travel ban, which attempted to block arrivals in the US from seven predominantly Muslim countries: Iran, Iraq, Libya, Sudan, Somalia, Syria and Yemen.
  • (9) Businesses fleeing Brexit will head to New York not EU, warns LSE chief Read more Amid attempts by Frankfurt, Paris and Dublin to catch possible fallout from London, Sir Jon Cunliffe said it was highly unlikely that any EU centre could replicate the services offered by the UK’s financial services industry.
  • (10) During these delays, medical staff attempt to manage these often complex and painful conditions with ad hoc and temporizing measures,” write the doctors.
  • (11) Attempts to eliminate congenital dislocation of the hip by detecting it early have not been completely successful.
  • (12) She was not aware that it was an assassination attempt by alleged foreign agents.” If at least one of the women thought the killing was part of an elaborate prank, it might explain the “LOL” message emblazoned in large letters one of the killers t-shirts.
  • (13) Several investigators have attempted to correlate chromosomal abnormalities with Cornelia de Lange Syndrome (CLS), but none of them have been conclusive.
  • (14) 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.
  • (15) Attempts were made to prolong the survival of the grafts by the use of cytotosine arabinoside, methylprednisolone, heparin and azathioprine.
  • (16) An attempt was made to elucidate possible participation of low molecular weight nuclear RNA's (LMWN RNA's) in the transcription process.
  • (17) As total pancreatectomy markedly reduces the pancreatic hormone level, leading to a mortal hypoglycaemia, we attempted to maintain plasma glucose within the normal range by constant I.V.
  • (18) In attempts to correlate GLUT-1 and GLUT-2 expression to beta-cell function glucose uptake and glucose-stimulated insulin release in fresh and cultured islets were measured.
  • (19) At first it looked as though the winger might have shown too much of the ball to the defence, yet he managed to gain a crucial last touch to nudge it past Phil Jones and into the path of Jerome, who slipped Chris Smalling’s attempt at a covering tackle and held off Michael Carrick’s challenge to place a shot past an exposed De Gea.
  • (20) US presidential election 2016: the state of the Republican race as the year begins Read more So far, the former secretary of state seems to be recovering well from self-inflicted wounds that dogged the start of her second, and most concerted, attempt for the White House.

Challenge


Definition:

  • (n.) An invitation to engage in a contest or controversy of any kind; a defiance; specifically, a summons to fight a duel; also, the letter or message conveying the summons.
  • (n.) The act of a sentry in halting any one who appears at his post, and demanding the countersign.
  • (n.) A claim or demand.
  • (n.) The opening and crying of hounds at first finding the scent of their game.
  • (n.) An exception to a juror or to a member of a court martial, coupled with a demand that he should be held incompetent to act; the claim of a party that a certain person or persons shall not sit in trial upon him or his cause.
  • (n.) An exception to a person as not legally qualified to vote. The challenge must be made when the ballot is offered.
  • (n.) To call to a contest of any kind; to call to answer; to defy.
  • (n.) To call, invite, or summon to answer for an offense by personal combat.
  • (n.) To claim as due; to demand as a right.
  • (n.) To censure; to blame.
  • (n.) To question or demand the countersign from (one who attempts to pass the lines); as, the sentinel challenged us, with "Who comes there?"
  • (n.) To take exception to; question; as, to challenge the accuracy of a statement or of a quotation.
  • (n.) To object to or take exception to, as to a juror, or member of a court.
  • (n.) To object to the reception of the vote of, as on the ground that the person in not qualified as a voter.
  • (v. i.) To assert a right; to claim a place.

Example Sentences:

  • (1) Bronchial challenge caused an immediate asthmatic response.
  • (2) When chimeric animals were subjected to a lethal challenge of endotoxin, their response was markedly altered by the transferred lymphoid cells.
  • (3) This frees the student to experience the excitement and challenge of learning and the joy of helping people.
  • (4) The degree of increase in Meth responsiveness elicited by the initial provocation is a major factor in determining the airway response to a subsequent HS challenge.
  • (5) Intranasal challenge of allergic subjects with the allergen to which they are sensitive rapidly produces sneezing, rhinorrhea, and airway obstruction.
  • (6) Matthias Müller, VW’s chief executive, said: “In light of the wide range of challenges we are currently facing, we are satisfied overall with the start we have made to what will undoubtedly be a demanding fiscal year 2016.
  • (7) In 1935, Einstein challenged the prevailing interpretation of quantum theory.
  • (8) A shrinking populace is perhaps a greater challenge than any problems with Russia.
  • (9) Intraperitoneal injection of indomethacin to pretreated animals resulted in increased levels of IL-1 and TNF and decreased levels of PGE2 following challenge with E. coli.
  • (10) Think of Nelson Mandela – there is a determination, an unwillingness to bend in the face of challenges, that earns you respect and makes people look to you for guidance.
  • (11) The children's pulse, pulse rate variability, and blood pressure were then measured at rest and during a challenging situation.
  • (12) At first it looked as though the winger might have shown too much of the ball to the defence, yet he managed to gain a crucial last touch to nudge it past Phil Jones and into the path of Jerome, who slipped Chris Smalling’s attempt at a covering tackle and held off Michael Carrick’s challenge to place a shot past an exposed De Gea.
  • (13) The results support the notion that mediator lymphocytes circulate in tumor immunized rats in a noncytotoxic state, specifically recognize tumor cells at a challenge site, and mediate induction of effector cells locally.
  • (14) The role of blood acetylcholinesterase in moderating the effects of organophosphate challenge in rats was tested.
  • (15) In the first trial to investigate the effect of tick control, significant improvements in liveweight gain (LWG) occurred only in periods of medium to high challenge with adult Amblyomma variegatum.
  • (16) The SNT and the I-ELISA indicated that the pigs responded to vaccination and challenge.
  • (17) When caffeine evokes a contraction, and only then, crayfish muscle fibers become refractory to a second challenge with caffeine for up to 20 min in the standard saline (5 mM K(o)).
  • (18) This observation seriously challenges the hypothesis that SCE cancellation results as a consequence of persistence of the lesions induced by these agents.
  • (19) Injection of about four ImD 50 of vaccine intracerebrally produced a local immunity, resulting in an immediate kill of challenge organisms given 14 days later.
  • (20) There was no correlation between anti-TNP-precipitating antibody titer after sensitization and the ability to respond to challenge by hapten-heterologous carrier.