What's the difference between sharp and stab?

Sharp


Definition:

  • (superl.) Having a very thin edge or fine point; of a nature to cut or pierce easily; not blunt or dull; keen.
  • (superl.) Terminating in a point or edge; not obtuse or rounded; somewhat pointed or edged; peaked or ridged; as, a sharp hill; sharp features.
  • (superl.) Affecting the sense as if pointed or cutting, keen, penetrating, acute: to the taste or smell, pungent, acid, sour, as ammonia has a sharp taste and odor; to the hearing, piercing, shrill, as a sharp sound or voice; to the eye, instantaneously brilliant, dazzling, as a sharp flash.
  • (superl.) High in pitch; acute; as, a sharp note or tone.
  • (superl.) Raised a semitone in pitch; as, C sharp (C/), which is a half step, or semitone, higher than C.
  • (superl.) So high as to be out of tune, or above true pitch; as, the tone is sharp; that instrument is sharp. Opposed in all these senses to flat.
  • (superl.) Very trying to the feelings; piercing; keen; severe; painful; distressing; as, sharp pain, weather; a sharp and frosty air.
  • (superl.) Cutting in language or import; biting; sarcastic; cruel; harsh; rigorous; severe; as, a sharp rebuke.
  • (superl.) Of keen perception; quick to discern or distinguish; having nice discrimination; acute; penetrating; sagacious; clever; as, a sharp eye; sharp sight, hearing, or judgment.
  • (superl.) Eager in pursuit; keen in quest; impatient for gratification; keen; as, a sharp appetite.
  • (superl.) Fierce; ardent; fiery; violent; impetuous.
  • (superl.) Keenly or unduly attentive to one's own interest; close and exact in dealing; shrewd; as, a sharp dealer; a sharp customer.
  • (superl.) Composed of hard, angular grains; gritty; as, sharp sand.
  • (superl.) Steep; precipitous; abrupt; as, a sharp ascent or descent; a sharp turn or curve.
  • (superl.) Uttered in a whisper, or with the breath alone, without voice, as certain consonants, such as p, k, t, f; surd; nonvocal; aspirated.
  • (adv.) To a point or edge; piercingly; eagerly; sharply.
  • (adv.) Precisely; exactly; as, we shall start at ten o'clock sharp.
  • (n.) A sharp tool or weapon.
  • (n.) The character [/] used to indicate that the note before which it is placed is to be raised a half step, or semitone, in pitch.
  • (n.) A sharp tone or note.
  • (n.) A portion of a stream where the water runs very rapidly.
  • (n.) A sewing needle having a very slender point; a needle of the most pointed of the three grades, blunts, betweens, and sharps.
  • (n.) Same as Middlings, 1.
  • (n.) An expert.
  • (v. t.) To sharpen.
  • (v. t.) To raise above the proper pitch; to elevate the tone of; especially, to raise a half step, or semitone, above the natural tone.
  • (v. i.) To play tricks in bargaining; to act the sharper.
  • (v. i.) To sing above the proper pitch.

Example Sentences:

  • (1) Basal 20 alpha DHP levels remained low until a sharp rise at mid pro-oestrus.
  • (2) Whole-virus vaccines prepared by Merck Sharp and Dohme (West Point, Pa.) and Merrell-National Laboratories (Cincinnati, Ohio) and subunit vaccines prepared by Parke, Davis and Company (Detroit, Mich.) and Wyeth Laboratories (Philadelphia, Pa.) were given intramuscularly in concentrations of 800, 400, or 200 chick cell-agglutinating units per dose.
  • (3) Gonadectomy of females was accompanied by changes in the activity of individual HAS links in different direction--some reduction of ACTH in the hypophysis, a sharp and significant fall of the peripheral blood glucocorticoid level and a marked significant elevation of hydrococortisone production in the adrenal cortex in vitro.
  • (4) The University of the Arts London and Sunderland, Sheffield Hallam, Manchester Met and Leeds Met university have also experienced sharp declines in applications.
  • (5) A sharp decrease in oxygen uptake occurred in Neurospora crassa cells that were transferred from 30 degrees C to 45 degrees C, and the respiration that resumed later at 45 degrees C was cyanide-insensitive.
  • (6) In contrast to findings in the rat and dog, no sharp drop but a gradual fall in CLi was observed at decreasing FENa values down to 0.02%.
  • (7) A more specific differentiation, as indicated by the sharp increase in GAD levels which was concurrent with an increase in interneuronal contacts, lagged behind the initial growth.
  • (8) It appears that the decline in plasma IGF-I lags considerably behind the sharp fall in plasma GH levels and expression of hepatic IGF-I mRNA.
  • (9) Supplementation of Mg resulted in a sharp increase in serum PTH level with a rapid disappearance of the dissociation between the two immunoassays of PTH.
  • (10) A.CA animals were extremely susceptible, showing a sharp and sustained increase in parasitemia starting on day 12, followed by death no later than day 15 post-inoculation.
  • (11) There was a sharp transition with actin nearly saturated with S1: when the S1 to actin ratio was low, the kinetics were fast (K1 greater than 300 microM, k2 greater than 40 s-1); when it was high, they were slow (K1 = 14 microM, k2 = 2 s-1).
  • (12) Low calcium causes an increase in optimum frequency, a decrease in current threshold, and an increase in sharpness of tuning in both real axons and axons computed according to the Hodgkin-Huxley formulation; high calcium causes opposite effects.
  • (13) The Tea Party movement has turned climate denial into a litmus test of conservative credentials – and that has made climate change one of the most sharp divisions between Obama and Romney.
  • (14) The presence in lamprey kidney of a loop which is similar to Henle's loop in mammals and birds indicates that the development of the system of osmotic concentration conditioned by the formation in the kidney of the medulla and from a sharp increase in renal arterial blood supply.
  • (15) There is no longer a sharp dividing line between working and rentiering.
  • (16) We are going to see a sharp fall unless sellers hold the sector up by making aggressive offers.
  • (17) A sharp increase in the intensity of lipids biochemiluminiscence and decrease in the tissue homogenates biochemiluminiscence were observed during the period of progressive tumour growth on the 6-8 days following introduction of the virus.
  • (18) By no means is this a new theme, but it has taken on an added sharpness and urgency after the conferences.
  • (19) The blood lymphocytes were small with scanty cytoplasm, densely condensed nuclear chromatin, and deep clefts originating in sharp angles from the nuclear surface.
  • (20) In sharp contrast, the coverage provided by the various mainstream news channels and newspapers not only seems – with some exceptions – unresponsive and stilted, but often non-existent.

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.