(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.
Formal
Definition:
(n.) See Methylal.
(a.) Belonging to the form, shape, frame, external appearance, or organization of a thing.
(a.) Belonging to the constitution of a thing, as distinguished from the matter composing it; having the power of making a thing what it is; constituent; essential; pertaining to or depending on the forms, so called, of the human intellect.
(a.) Done in due form, or with solemnity; according to regular method; not incidental, sudden or irregular; express; as, he gave his formal consent.
(a.) Devoted to, or done in accordance with, forms or rules; punctilious; regular; orderly; methodical; of a prescribed form; exact; prim; stiff; ceremonious; as, a man formal in his dress, his gait, his conversation.
(a.) Having the form or appearance without the substance or essence; external; as, formal duty; formal worship; formal courtesy, etc.
(a.) Dependent in form; conventional.
(a.) Sound; normal.
Example Sentences:
(1) We present the analysis both formally and in geometric terms and show how it leads to a general algorithm for the optimization of NMR excitation schemes.
(2) If Lagarde had been placed under formal investigation in the Tapie case, it would have risked weakening her position and further embarrassing both the IMF and France by heaping more judicial worries on a key figure on the international stage.
(3) The appointment of the mayor of London's brother, who formally becomes a Cabinet Office minister, is one of a series of moves designed to strengthen the political operation in Downing Street and to patch up the prime minister's frayed links with the Conservative party.
(4) Eleven per cent of the courses that responded provided no formal substance misuse training.
(5) However ITV deny that any approach or offer, formal or informal, has been made.
(6) The wives and girlfriends who were originally invited to accompany their playing partners on the World Cup tour have had their invitations formally rescinded.
(7) This formalism allows resolution of the intrinsic protein folding-unfolding parameters (enthalpy, entropy, and heat capacity changes) as well as the ligand interaction parameters (binding stoichiometry, enthalpy, entropy, and heat capacity changes).
(8) This demonstrates a considerable range in surgeons' attitudes to day surgery despite its formal endorsement by professional bodies, and identifies what are perceived as the organizational and clinical barriers to its wider introduction.
(9) Children as young as 18 months start by sliding on tiny skis in soft supple boots, while over-threes have more formal lessons in the snow playground.
(10) Britain and France formally announced this week they would abstain, along with Portugal and Bosnia.
(11) After the formal PIRC inquiry was triggered by the lord advocate, Frank Mulholland, Bayoh’s family said police gave them five different accounts of what had happened before eventually being told late on Sunday afternoon how he died.
(12) Instituut voor Sociale Geneeskunde, Vrije Universiteit (The process of directing self-care, informal and formal assistance).
(13) He was greeted in Kyoto by Abe, with the men dispensing with the formal handshake that starts most head of governments' greetings in favour of a full body hug.
(14) A formal notion of relatability is defined, specifying which physically given edges leading into discontinuities can be connected to others by interpolated edges.
(15) Formal audits of the continuing medical education activities of physicians licensed in Michigan were undertaken to assess compliance with a law mandating participation in 150 hours of continuing medical education each 3 years.
(16) His central focus was on the neutrality of government rules – or what he called (on p117), "the Rule of Law, in the sense of the rule of formal law, the absence of legal privileges of particular people designated by authority" – not the elimination of government rules: "The liberal argument is in favor of making the best possible use of the forces of competition as a means of coordinating human efforts, not an argument for leaving things just as they are."
(17) The Washington Post report is the latest in a flurry of unattributed articles suggesting that the Justice Department is unlikely to take up formal charges against Assange.
(18) The government will formally begin the sale of Royal Mail on Thursday by announcing its intention to float the 497-year-old postal service on the London Stock Exchange.
(19) His formal entry into the contest marks a key moment in the nascent race for the Republican nomination, which is set to be the most congested presidential primary either party has held since 1976.
(20) The formal results of the analysis show that when psychological considerations are incorporated into a state-dependent utility model, the normative results customarily obtained concerning value-of-life need to be qualified.