What's the difference between scab and stab?

Scab


Definition:

  • (n.) An incrustation over a sore, wound, vesicle, or pustule, formed by the drying up of the discharge from the diseased part.
  • (n.) The itch in man; also, the scurvy.
  • (n.) The mange, esp. when it appears on sheep.
  • (n.) A disease of potatoes producing pits in their surface, caused by a minute fungus (Tiburcinia Scabies).
  • (n.) A slight irregular protuberance which defaces the surface of a casting, caused by the breaking away of a part of the mold.
  • (n.) A mean, dirty, paltry fellow.
  • (n.) A nickname for a workman who engages for lower wages than are fixed by the trades unions; also, for one who takes the place of a workman on a strike.
  • (v. i.) To become covered with a scab; as, the wound scabbed over.

Example Sentences:

  • (1) In this patient's farm, the disease was present for the first time and affected only 2-month old lambs in the form of numerous papulo-pustules located on the lips and later covered by hard and thick scabs.
  • (2) The effect of an experimental polyetherurethane (PEU) wound covering with a high vapor permeability was compared with an occlusive wound covering (OpSite covering) and air exposure with respect to the rate of reepithelialization, eventual epidermal thickness, and scab thickness in 122 partial-thickness wounds in guinea pigs.
  • (3) We cannot rule out, however, that the recombinant human growth hormone affected the quality of the scab in full-thickness wounds and thereby only appeared to alter the wound-healing process.
  • (4) One protein (SCAB 3), released on demineralization of bone with 0.5 M EDTA, appears to represent the alpha 1 pN-propeptide that is normally released during proteolytic processing of type I procollagen.
  • (5) Treatment-related changes in the skin indicative of irritation (scaling, scabbing, hyperkeratosis, hyperplasia) were found in all 2-EHA-treated groups.
  • (6) Scabs which had been placed in a disinfecting apparatus (Vacudes 4000) filled with mattrasses consistently proved to be free of infectious vaccinia viruses in each of the chosen programs.
  • (7) The concepts of "artificial digestion" and "artificial scab" are introduced.
  • (8) As sheep scab is a notifiable disease in South Africa, it was not possible to include an untreated control group.
  • (9) The end of new lesion formation, scabbing, and the healing of lesions were all superior in patients treated with 10(5) U to those treated with 10(7) U interferon.
  • (10) The time to last vesicle formation, time to total scabbing, and time to total healing were measured until complete resolution of the exanthem.
  • (11) Scabs are suspended in buffer solution and an enriched core suspension is obtained after treatment with detergent, quelants and centrifugation.
  • (12) Histopathologically, necrosis, scabbing, cell infiltration and thickening of the epidermis were noted at the site of application in the 4.0% BCA group.
  • (13) Surveys of vertical frozen skin sections from lesions of sheep inoculated with Psoroptes ovis revealed new aspects of scab histopathology, particularly lipid layers adherent to epidermis forming beneath dermal vesicles.
  • (14) It is necessary to distinguish by differential diagnostics: swine pox, parakeratosis of swine, lesions of impetigo contagiosa suum, pustular dermatitis and scab of swine, from rarely occurring skin diseases of swine hypotrichosis cystica suis and demodicosis of swine.
  • (15) Consequently, their medial edges did not fuse but rather underwent embryonic would healing with re-epithelialisation (which often formed needle track invaginations), but no signs of inflammation or scar or scab tissue formation.
  • (16) It could be confirmed that the usual terminal disinfection with formaldehyde vapor was unable to completely disinfect the scabs.
  • (17) By day 7 collagenase concentrations approached the low concentrations of normal skin when epithelialization was complete and the scab rejected.
  • (18) alopecia, necrosis of the ear and scab formation, were completely inhibited by 1,25-D3 therapy.
  • (19) I don't know what else she'd already had done by 2007, but I can see incisions in the creases where her ears and cheeks meet that look so fresh, they still have tiny lines of scab.
  • (20) It became really like a scab he could pick when the economy cratered in the mid-1980s and a lot of people fell out of work,” Powell continued.

Stab


Definition:

  • (v. t.) To pierce with a pointed weapon; to wound or kill by the thrust of a pointed instrument; as, to stab a man with a dagger; also, to thrust; as, to stab a dagger into a person.
  • (v. t.) Fig.: To injure secretly or by malicious falsehood or slander; as, to stab a person's reputation.
  • (v. i.) To give a wound with a pointed weapon; to pierce; to thrust with a pointed weapon.
  • (v. i.) To wound or pain, as if with a pointed weapon.
  • (n.) The thrust of a pointed weapon.
  • (n.) A wound with a sharp-pointed weapon; as, to fall by the stab an assassin.
  • (n.) Fig.: An injury inflicted covertly or suddenly; as, a stab given to character.

Example Sentences:

  • (1) I ask a friend to have a stab at, “down at cafe that does us butties”, and he said: “Something to do with his ass?” “Whose arse?” He looked panicked.
  • (2) Dermot Kelly said: "The England Supporters Band is right up there with the vuvuzela for wanting to stab myself in the head with a fork."
  • (3) You could understand why the Met was frantic to find who had stabbed Rachel Nickell 49 times on Wimbledon Common while her screaming child looked on, but the case against Stagg was preposterous.
  • (4) Results indicate that 75% of the participating boys and 10% of participating girls had witnessed the shooting, stabbing, robbing, or killing of another person in their own lives.
  • (5) Stab wounds to the temporal fossa appear as a characteristic clinical entity.
  • (6) Many of the patients with stab wounds of the precordial chest (danger zone) had cardiac or major vascular injuries, and the mortality rate of them was high.
  • (7) Sigurdsson’s deep corner kick was headed back across goal by Borja and Fer, via a slight touch from Van der Hoorn, stabbed over the line.
  • (8) The multi-agency review of the circumstances leading up to the killing of the 16-year-old, who was fatally stabbed at Cults Academy, one of Scotland’s highest performing state schools, on 28 October 2015, also concluded that his death could have been avoided had those who knew that his killer carried weapons in school reported this to staff.
  • (9) Later, it proved that he was stabbed with a foreign body penetrating into the contralateral frontal lobe through the left nasal cavity.
  • (10) Violence had subsided by Sunday evening – but not before dozens had been shot or stabbed, leaving 25 dead and 56 injured.
  • (11) It consists of the comprehensive extraction of the varices through extremely small stab incisions, followed immediately by vigorous marching.
  • (12) It is possible that Clegg could yet get to 30 seats or so at the next election, and in Britain's fluid politics that may give him a stab at forming another coalition.
  • (13) Another Palestinian man, suspected of having stabbed and wounded an Israeli teenager, was shot dead by police in Jerusalem.
  • (14) Based on one-to-one interviews with more than 40 people, the inquiry said the immediate aftermath of the stabbing “was well managed by all agencies”.
  • (15) Overall mortality was 130, 8.7%; 9.5% for gunshot wounds, 3.4% for stab wounds, and 2.5% for blunt trauma.
  • (16) I got to HaHagana bridge with a friend and we saw a big man in a red sweatshirt stabbing a soldier twice, apparently someone from the air force,” he said.
  • (17) On the other hand, both blunt trauma and posterior stab wounds frequently caused isolated retroperitoneal duodenal lesions where the diagnosis was not evident on admission, but in which the insidious and progressive development of symptoms and signs drew attention to the need for laparotomy.
  • (18) A patient who sustained an acute carotid-cavernous fistula due to a stab wound is presented.
  • (19) The use of the Columbia agar stab culture is recommended as a rapid and simple test for recognition of group B streptococci.
  • (20) If so, ministers may need to be prepared for a new breed of civil servants, who will no longer fall on their swords if they believe they have been stabbed in the back.