What's the difference between scrape and skim?

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.

Skim


Definition:

  • (v. t.) To clear (a liquid) from scum or substance floating or lying thereon, by means of a utensil that passes just beneath the surface; as, to skim milk; to skim broth.
  • (v. t.) To take off by skimming; as, to skim cream.
  • (v. t.) To pass near the surface of; to brush the surface of; to glide swiftly along the surface of.
  • (v. t.) Fig.: To read or examine superficially and rapidly, in order to cull the principal facts or thoughts; as, to skim a book or a newspaper.
  • (v. i.) To pass lightly; to glide along in an even, smooth course; to glide along near the surface.
  • (v. i.) To hasten along with superficial attention.
  • (v. i.) To put on the finishing coat of plaster.
  • (a.) Contraction of Skimming and Skimmed.

Example Sentences:

  • (1) Often, flavorings such as chocolate and strawberry and sugars are added to low-fat and skim milk to make up for the loss of taste when the fat is removed.
  • (2) Each malnourished child was given 1 pound of dried skimmed milk (DSM) per week.
  • (3) These results indicate that healthy VLBW infants maintain adequate growth and macronutrient balance for the first 2 months postnatally when fed mothers' milk fortified with additional skim and cream components.
  • (4) Neither extracellular nor cell-associated hydrolase profiles changed significantly when cells were grown in skim milk or mineral salts medium at either 5 or 20 degrees C. Similarly, added calcium did not seem required for synthesis of any of the enzymes.
  • (5) A MI individual then, appears able to absorb the monosaccharides of the prehydrolyzed milk and can, furthermore, tolerate the low-lactose skim milk without suffering from symptoms normally associated with lactose intolerance.
  • (6) Streptococci and lactobacilli were assayed for their proteolytic activity in pasteurised (95 degrees C for 30 min) fresh Friesian cows' skim milk incubated at 30 degrees C for 48 h. Lactobacilli were more proteolytic than the streptococci except S. faecalis subsp.
  • (7) The solubility of both free and low molecular weight ligand complexed calcium, magnesium, and zinc in skimmed human and bovine milks over intestinal luminal pH ranges (approximately 3-7) was measured using ultrafiltration techniques.
  • (8) Uptake with skimmed milk was the same as with whole milk and we suggested that the factor was not fat.
  • (9) With a dried skim milk extender, prefreeze and postfreeze motility was greater in samples containing 20% seminal plasma.
  • (10) Distribution of membrane in mature milks was: fat globules, 80%; skim milk, 20% (including fluff, 5%); and cells, less than 1%.
  • (11) The lipoprotein lipase and tributyrate hydrolysing activities were found to be similarly distributed in the fractions obtained when whole milk was separated into skim-milk and cream, and when the cream was washed and freed from lipid.
  • (12) Addition of dried skim milk or dried whey to the diet resulted in higher values (P less than .05) for DMD and ED as compared with the basal or corn-soy and lard diet.
  • (13) Recovery of vitamin D added to unfortified skim milk is 98%.
  • (14) A method is described for purification of sulfhydryl oxidase from bovine milk which consistently yields preparations with greater than 3000-fold purification over skim milk.
  • (15) Neutrophil morphology was altered by fat, skim, CL, CE, NO, and DP.
  • (16) Mourinho’s pre-match utterances are generally best skimmed for the odd word not specifically dedicated to inflammatory falsehoods, but Chelsea’s manager was correct to offer some wary respect for the Football League’s champion club and here, lining up in a tightly knit 4-4-2, Leicester were sharp in the tackle early on, and pacy on the break throughout.
  • (17) The activity was destroyed by heating to temperatures higher than 50 degrees, whereas the presence of skim milk during heating preserved the enzyme activity, at least, up to 70 degrees.
  • (18) In the department for calves being fed with fluid feed of a specialised enterprise for calf rearing the daily intake of fluid feed (skim milk improved with milk substitute), concentrated feed and hay of a total of 341 female animals and the daily intake of energy and protein was calculated thereof.
  • (19) In the second experiment the utilization of lysine (relative to free lysine) for weight gain, as measured in weaner pigs, was found to be 0.68, 0.73, 0.81, 0.86 and 1.00 for cottonseed meal 1, cottonseed meal 2, meat meal, sunflower meal and skim milk respectively.
  • (20) Everything started to unravel for Spurs a minute before half-time when Willian’s free-kick skimmed off Rose’s head, ricocheted off Dier and dropped invitingly for Terry.