What's the difference between quack and sham?

Quack


Definition:

  • (v. i.) To utter a sound like the cry of a duck.
  • (v. i.) To make vain and loud pretensions; to boast.
  • (v. i.) To act the part of a quack, or pretender.
  • (n.) The cry of the duck, or a sound in imitation of it; a hoarse, quacking noise.
  • (n.) A boastful pretender to medical skill; an empiric; an ignorant practitioner.
  • (n.) Hence, one who boastfully pretends to skill or knowledge of any kind not possessed; a charlatan.
  • (a.) Pertaining to or characterized by, boasting and pretension; used by quacks; pretending to cure diseases; as, a quack medicine; a quack doctor.

Example Sentences:

  • (1) The agency has worked with other authorities to move against quack AIDS products and to educate the public concerning this health fraud.FDA hopes that through all these efforts it can help researchers in government, academia, and industry advance the development, testing, and review of safe and effective therapies, preventatives,and diagnostics for AIDS and related conditions.
  • (2) The FPC has neither, so it risks just going quack- quack on a murky pond," he said.
  • (3) Never mind that it muddies the debate (the Le Pen dynasty and the millionaire Nigel Farage somehow turn out to be the real victims in all this) and trivialises the very people to whom the quack is pretending to genuflect.
  • (4) A collection of poems by his widow Karen Green, entitled Bough Down, won praise earlier this year , and Quack This Way , a tribute from his friend Bryan A Garner was published this month.
  • (5) Their ruling will help young people Duncan Smith's department had pushed into quack schemes on pain of losing their benefit.
  • (6) No politician can keep a promise to bring back jobs – especially not Donald Trump Read more Like all good quack analysis, it is instantly digestible, it makes little demands of its audience: no scouring of footnotes nor leafing through history.
  • (7) Brome, western wheat, and quack grasses demonstrated RAST inhibition patterns similar to the northern grasses.
  • (8) Mega-projects have become the quack remedies of modern politics.
  • (9) But it isn't only quack journals that have failures in peer review.
  • (10) We are taught to bark like dogs, quack like ducks around the same time we are learning the words for mummy and daddy.
  • (11) The policy quacks urge us to breezeblock the greenbelt.
  • (12) These objects include radium in devices which were used by legitimate medical practitioners for legitimate medical purposes such as therapy, as well as a wide variety of "quack cures."
  • (13) It was a quick political fix, a quack’s remedy that seemed to deal with the symptoms in the short term when it was really just aggravating the causes.
  • (14) If this is not double-dip recession it is certainly starting to walk, talk and quack like one.
  • (15) State media alleged that in pursuit of profits, Baidu had allowed its online health forums to become “flooded with quacks and advertisements for unlicensed hospitals”.
  • (16) Cue Baxter’s own recollection of her angst about the jab, which concluded with the claim that some parents were “being used by a quack and a fraud”.
  • (17) The structure of sinistrin from red squill (Urginea maritima) was determined by methylation analysis and 13C NMR spectroscopy, using the fructans from Pucinella peisonis and quack-grass (Agropyron repens) as reference substances.
  • (18) George Orwell berated them as "fruit juice drinkers, nudists, sex maniacs, Quakers, nature-cure quacks, pacifists and feminists", while others have, outrageously, labelled them Guardian writers and readers.
  • (19) For Robert De Niro to use the platform of his internationally known film festival to lend credibility to a quack peddling toxic misinformation about autism is, among other things, a flagrant abuse of power and privilege – yes, white power and privilege.
  • (20) He doesn’t look particularly comfortable, writes resident Guardian quack Dr Murray, who has no clue whatsoever if he’s being honest.

Sham


Definition:

  • (n.) That which deceives expectation; any trick, fraud, or device that deludes and disappoint; a make-believe; delusion; imposture, humbug.
  • (n.) A false front, or removable ornamental covering.
  • (a.) False; counterfeit; pretended; feigned; unreal; as, a sham fight.
  • (v. t.) To trick; to cheat; to deceive or delude with false pretenses.
  • (v. t.) To obtrude by fraud or imposition.
  • (v. t.) To assume the manner and character of; to imitate; to ape; to feign.
  • (v. i.) To make false pretenses; to deceive; to feign; to impose.

Example Sentences:

  • (1) The results indicated that smoke, as opposed to sham puffs, significantly reduced reports of cigarette craving, and local anesthesia significantly blocked this immediate reduction in craving produced by smoke inhalation.
  • (2) Five days later, the animals were randomly assigned to one of four treatment groups: Group 1 received intracranial implantation of controlled-release polymers containing dexamethasone; Group 2 received intraperitoneal implantation of controlled-release polymers containing dexamethasone; Group 3 received serial intraperitoneal injections of dexamethasone; and Group 4 received sham treatment.
  • (3) In contrast sham-hemodialysis in group CA and group PS, respectively, did not result in significant increases in amino acid efflux from the leg implying that the protein catabolic effect of blood membrane contact depends on the chemical properties of dialysis membranes.
  • (4) Meanwhile Ed Miliband, the Labour leader, waiting anxiously for news of the scale of the Labour advance in his first nationwide electoral test, will urge the electorate not to be duped by the promise of a coalition mark 2, predicting sham concessions by the Conservatives .
  • (5) The plasma renin activity of the 1 day post-stenosis rats showed 65% higher activity than the sham controls with no significant change in the 30-60 days post-stenosis.
  • (6) The results indicate that, regardless of the photoperiod, no clear functional relationship can be found between the avian pineal gland and thyroid function, although a transitory increase in T4 levels was seen in both pinealectomized and sham-operated birds shortly after the operations.
  • (7) The amounts of erythropoietin produced in animals subjected to hepatectomy are significantly higher than those observed in sham-operated animals.
  • (8) However, stimulation of the release of NTLI by intraduodenal administration of oleic acid (0.2 ml) resulted in significantly higher p-NTLI levels in the nephrectomized rats than in the sham operated rats.
  • (9) Three groups of male rats received lesions of AP and another 3 groups received sham lesion.
  • (10) Pretreatment with CV6209 had no significant influence on these parameters in sham-operated animals.
  • (11) We found that kidney extracts from 6 h and 24 h uninephrectomized rats increased [3H]thymidine incorporation into tubular cell DNA, dose-dependently, compared to those from sham-operated rats.
  • (12) The sizes of adrenaline (A) and noradrenaline (N) cells in the adrenal medulla of nonoperated (NO), sham-operated (SPX), and pinealectomized (PX) male rats (n = 126) were investigated by quantitative light microscopy.
  • (13) The concentrations and total content of the nicotinamide nucleotides were measured in the livers of rats at various times after partial hepatectomy and laparotomy (sham hepatectomy) and correlated with other events in the regeneration process.
  • (14) The volume densities of the differing strial components from steroid-administered animals were determined to approximate those of sham-adrenalectomized animals in general.
  • (15) With five daily 1-hr occlusions of the hepatic artery, rats benefited from significantly reduced tumor growth rates compared with controls that underwent sham operation (P less than 0.05).
  • (16) In the dynamic phase the weight of interscapular brown adipose tissue was significantly increased in the VMH-lesioned rats, but the specific GDP binding was depressed both in the morning and afternoon when compared with either the sham-operated or PVN-lesioned groups.
  • (17) There were no changes in the joints which had sham operations.
  • (18) In contrast, in Px-SUC both masses were comparable to the sham groups.
  • (19) Only at 3 days did total plasma volume of SAD rats show a modest reduction of about 16% (P less than 0.05 vs. sham-operated plus unoperated controls).
  • (20) The binding of 125I-labeled epidermal growth factor (EGF) was compared in acini isolated from the regenerating remnant following 90% partial pancreatectomy (ppx) and from the pancreas of sham-pancreatectomized (sham-ppx) rats.