What's the difference between grind and scrape?

Grind


Definition:

  • (v. t.) To reduce to powder by friction, as in a mill, or with the teeth; to crush into small fragments; to produce as by the action of millstones.
  • (v. t.) To wear down, polish, or sharpen, by friction; to make smooth, sharp, or pointed; to whet, as a knife or drill; to rub against one another, as teeth, etc.
  • (v. t.) To oppress by severe exactions; to harass.
  • (v. t.) To study hard for examination.
  • (v. i.) To perform the operation of grinding something; to turn the millstones.
  • (v. i.) To become ground or pulverized by friction; as, this corn grinds well.
  • (v. i.) To become polished or sharpened by friction; as, glass grinds smooth; steel grinds to a sharp edge.
  • (v. i.) To move with much difficulty or friction; to grate.
  • (v. i.) To perform hard aud distasteful service; to drudge; to study hard, as for an examination.
  • (n.) The act of reducing to powder, or of sharpening, by friction.
  • (n.) Any severe continuous work or occupation; esp., hard and uninteresting study.
  • (n.) A hard student; a dig.

Example Sentences:

  • (1) The contents of hexavalent chromium, Cr(VI), in grinding dust were undetectable.
  • (2) In EastEnders , the mystery surrounding the identity of Kat's secret squeeze continues amid the grinding of narrative levers and the death rattle of overflogged script-horses.
  • (3) We suggest that other functions than grinding, such as supplying minerals, may be equally important functions of the grit.
  • (4) While exposure of root surface dentin alone (negative control) produced no alterations, grinding the surface (positive control) caused noticeable changes in dentin, odontoblasts, and pulp.
  • (5) But he denied having an axe to grind against Riordan, now a Fair Work Commissioner.
  • (6) Nancy Curtin, the chief investment officer of Close Brothers Asset Management said: "The US economy didn't just grind to a halt in the first quarter – it hit reverse as the polar vortex took its toll.
  • (7) On the other hand, grinding the glossy ridge-lap surface, painting the teeth with monomer or a solvent, preparing retention grooves on the ridge-lap portion of the teeth effectively lock the teeth to the denture base.
  • (8) Sporulating cells of Bacillus sphaericus 9602 containing fully engulfed forespores at different stages of maturity were broken by ultrasonic disruption, followed by grinding with alumina.
  • (9) Achieving efficiency on this scale will be complicated and a long, hard grind.
  • (10) Lord Mitchell, who helped to lead Movement for Change's rally of activists this summer and who tabled yesterday's amendment, has said that the change will help "those who live in the hell-hole of grinding debt.
  • (11) In Java 81.1% of the males and 99.2% of the females showed dental mutilations in the form of grinding the incisal and vestibular surfaces of the maxillary incisors and canines.
  • (12) The experimental carborundum wheels exhibited much the same performance as the marketed carborundum wheel under a less grinding pressure that 100 gf.
  • (13) The anterior teeth can often be coupled to the posterior controls by modifying contours with selective grinding, full or partial coverage restorations, or composite.
  • (14) The combination of various possibilities for sample preparation and investigation--the tinting penetration method, the ion beam slope cutting, the light and scanning electron microscopy--allow statements at the grind after different drying of the preparation mainly to the bond but also surface and filler shape of glass-ionomer cements.
  • (15) Printers have come a long way since 1984 when Hewlett Packard introduced the ThinkJet , the firm's first personal inkjet printer grinding at a snail's pace of two pages a minute and priced at a whopping $495.
  • (16) Pyralgin (metamizole sodium) usefulness was tested in premedication of 90 patients subjected to processing of hard tooth tissues by grinding or drilling.
  • (17) Mercury vapor levels associated with grinding amalgam models and mulling amalgams in the palm of the hand following trituration have been measured in a dental laboratory in inhalation position.
  • (18) Gap changes which resulted during porcelain firing cycles were relatively small, but larger marginal discrepancies developed in crowns prepared with a compatible porcelain during grinding and abrasive blasting procedures.
  • (19) Cases were no more likely than well controls to report ever-grinding, but were actually significantly less likely than well controls to report current grinding.
  • (20) After functional analysis and diagnostic grinding-in in the Dentatus articulator, the teeth of 10 patients were ground in directly in the mouth using a list of corrections.

Scrape


Definition:

  • (v. t.) To rub over the surface of (something) with a sharp or rough instrument; to rub over with something that roughens by removing portions of the surface; to grate harshly over; to abrade; to make even, or bring to a required condition or form, by moving the sharp edge of an instrument breadthwise over the surface with pressure, cutting away excesses and superfluous parts; to make smooth or clean; as, to scrape a bone with a knife; to scrape a metal plate to an even surface.
  • (v. t.) To remove by rubbing or scraping (in the sense above).
  • (v. t.) To collect by, or as by, a process of scraping; to gather in small portions by laborious effort; hence, to acquire avariciously and save penuriously; -- often followed by together or up; as, to scrape money together.
  • (v. t.) To express disapprobation of, as a play, or to silence, as a speaker, by drawing the feet back and forth upon the floor; -- usually with down.
  • (v. i.) To rub over the surface of anything with something which roughens or removes it, or which smooths or cleans it; to rub harshly and noisily along.
  • (v. i.) To occupy one's self with getting laboriously; as, he scraped and saved until he became rich.
  • (v. i.) To play awkwardly and inharmoniously on a violin or like instrument.
  • (v. i.) To draw back the right foot along the ground or floor when making a bow.
  • (n.) The act of scraping; also, the effect of scraping, as a scratch, or a harsh sound; as, a noisy scrape on the floor; a scrape of a pen.
  • (n.) A drawing back of the right foot when bowing; also, a bow made with that accompaniment.
  • (n.) A disagreeable and embarrassing predicament out of which one can not get without undergoing, as it were, a painful rubbing or scraping; a perplexity; a difficulty.

Example Sentences:

  • (1) In invasive epidermoid carcinoma, the accuracy with the self-collected specimens approached the physician-scraped specimens.
  • (2) A microsomal preparation containing labeled endocytic vesicles was prepared by cell scraping, homogenization, and differential centrifugation.
  • (3) We compared two noninvasive methods of sampling exfoliated cervical cells--cervicovaginal lavage and scrape-Cytobrush.
  • (4) We therefore surveyed patients with Parkinson's disease (PD) regarding early adult consumption of fruits and vegetables usually eaten raw, with seeds that are swallowed or scraped with the teeth.
  • (5) The heads were examined for adult and larval meningeal worms (Parelaphostrongylus tenuis) by physical examination of the brain surfaces, and the Baermann technique, respectively, and for ear mites by examination of ear scrapings.
  • (6) He was competing in his third Boston marathon, and he came away with a scraped knee and a feeling of shock.
  • (7) Through small and large acts of deprivation and destruction we follow the process: the removal of hope, of dignity, of luxury, of necessity, of self; the reduction of a man to a hoarder of grey slabs of bread and the scrapings of a soup bowl (wonderfully told all this, with a novelist's gift for detail and sometimes very nearly comic surprise), to the confinement of a narrow bed – in which there is "not even any room to be afraid" – with a stranger who doesn't speak your language, to the cruel illogicality of hating a fellow victim of oppression more than you hate the oppressor himself – one torment following another, and even the bleak comfort of thinking you might have touched rock bottom denied you as, when the most immediate cause of a particular stress comes to an end, "you are grievously amazed to see that another one lies behind; and in reality a whole series of others".
  • (8) Psoriatic skin scales, non-sterile and sterile, were tested for stimulatory effect on PMNs and compared with the effect of normal skin scrapings.
  • (9) Our data provide the first evidence in humans that significant inflammatory changes in conjunctival scrapings are present long after allergen exposure has ended.
  • (10) This was partly because of its composition, scraped together from around the world but without the backing of Arab and Muslim leaders.
  • (11) Read more on Scottish independence • ' I believe in solidarity with the folk living south of Carlisle ' • ' The UK is on shifting sands – we can't assume survival ' • ' Better Together is truly scraping the barrel now ' The fact is that far from fearing the breakup of the UK, the English are looking at the benefits that devolution has brought the Scots and asking why they are not able to enjoy the same.
  • (12) Cellular abnormalities were demonstrated in 90.4% of women having scrapings of visible lesions and in 88.1% of women studied by 4-quadrant vaginal scrapings in the absence of clinical disease.
  • (13) These problems were met by introducing the indicator into the cells with the scrape-loading technique adapted for use with Dictyostelium and the construction of a new fura-2 derivative, fura-2-dextran.
  • (14) The overlying superficial and wing cells were removed by mechanical scraping to expose basal cells attached to their basal lamina.
  • (15) Scrapes detected more HPV 18 (10% vs. 2%, P = less than 0.05) and HPV 31 (7% vs. 3%, not significant) than did the biopsies, but biopsies detected more HPV 16 (42% vs. 33%, not significant).
  • (16) Epithelial cells were scraped from the tonsillar surfaces of 15 patients with current acute tonsillitis (AT) and of 15 individually matched healthy persons.
  • (17) We compared swab and scraping (Rhino-probe) technics in the nasal cytology obtention for eosinophils count in 36 patients with a range of 2-46 years old (mean age 18.6 years) with diagnosis of Allergic Rhinitis.
  • (18) Morphologically distinguishable differences in enamel at the occlusal site was examined as to whether the tooth is treated by acid solution, low-viscosity acid gel, or high-viscosity acid gel as well as the extent of involvement, using either a conventional or scraping method of application.
  • (19) Fifteen New Zealand white rabbits underwent laparotomy, with scrape and cut lesions created bilaterally on the uterine body and horns, respectively.
  • (20) The conjunctival sheets were cultured on epithelial-scraped corneal stromal carriers in vitro.