What's the difference between riffle and skim?

Riffle


Definition:

  • (n.) A trough or sluice having cleats, grooves, or steps across the bottom for holding quicksilver and catching particles of gold when auriferous earth is washed; also, one of the cleats, grooves, or steps in such a trough. Also called ripple.

Example Sentences:

  • (1) I'd wake up to a compact mirror held to my mouth, and someone riffling through the knicker drawer for the will.
  • (2) Even as a child, Lauren, the third of four children, had a fascination with clothes and their ability to transform people: he emulated the preppy look of New York’s rich kids and would later riffle through thrift shops for authentically distressed denim, cowboy boots and leather jackets.
  • (3) "I hope there is no return to the spirit of loadsamoney heartlessness – figuratively riffling banknotes under the noses of the homeless – and I hope that this time the Gordon Gekkos of London are conspicuous not just for their greed – valid motivator though greed may be for economic progress – as for what they give and do for the rest of the population, many of whom have experienced real falls in their incomes over the last five years."
  • (4) Each stream was divided into pool and riffle sections that were colonized by communities of periphyton and invertebrates.
  • (5) The 488-m long stream was composed of mud-bottomed pools alternating with gravel riffles.
  • (6) Its use is demonstrated with a comparison of biomass and neuromass distributions for a stream riffle ecosystem in the Huron River, southeastern Michigan.
  • (7) The vaccine failed to protect against a highly virulent form of E coli 06 (Riffle), possibly because the amount of antibody to its lipopolysaccharide was inadequate.
  • (8) I searched for some explanation for this overweening neediness, riffling the pages with rising desperation.

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.