What's the difference between drift and shift?

Drift


Definition:

  • (n.) A driving; a violent movement.
  • (n.) The act or motion of drifting; the force which impels or drives; an overpowering influence or impulse.
  • (n.) Course or direction along which anything is driven; setting.
  • (n.) The tendency of an act, argument, course of conduct, or the like; object aimed at or intended; intention; hence, also, import or meaning of a sentence or discourse; aim.
  • (n.) That which is driven, forced, or urged along
  • (n.) Anything driven at random.
  • (n.) A mass of matter which has been driven or forced onward together in a body, or thrown together in a heap, etc., esp. by wind or water; as, a drift of snow, of ice, of sand, and the like.
  • (n.) A drove or flock, as of cattle, sheep, birds.
  • (n.) The horizontal thrust or pressure of an arch or vault upon the abutments.
  • (n.) A collection of loose earth and rocks, or boulders, which have been distributed over large portions of the earth's surface, especially in latitudes north of forty degrees, by the agency of ice.
  • (n.) In South Africa, a ford in a river.
  • (n.) A slightly tapered tool of steel for enlarging or shaping a hole in metal, by being forced or driven into or through it; a broach.
  • (n.) A tool used in driving down compactly the composition contained in a rocket, or like firework.
  • (n.) A deviation from the line of fire, peculiar to oblong projectiles.
  • (n.) A passage driven or cut between shaft and shaft; a driftway; a small subterranean gallery; an adit or tunnel.
  • (n.) The distance through which a current flows in a given time.
  • (n.) The angle which the line of a ship's motion makes with the meridian, in drifting.
  • (n.) The distance to which a vessel is carried off from her desired course by the wind, currents, or other causes.
  • (n.) The place in a deep-waisted vessel where the sheer is raised and the rail is cut off, and usually terminated with a scroll, or driftpiece.
  • (n.) The distance between the two blocks of a tackle.
  • (n.) The difference between the size of a bolt and the hole into which it is driven, or between the circumference of a hoop and that of the mast on which it is to be driven.
  • (v. i.) To float or be driven along by, or as by, a current of water or air; as, the ship drifted astern; a raft drifted ashore; the balloon drifts slowly east.
  • (v. i.) To accumulate in heaps by the force of wind; to be driven into heaps; as, snow or sand drifts.
  • (v. i.) to make a drift; to examine a vein or ledge for the purpose of ascertaining the presence of metals or ores; to follow a vein; to prospect.
  • (v. t.) To drive or carry, as currents do a floating body.
  • (v. t.) To drive into heaps; as, a current of wind drifts snow or sand.
  • (v. t.) To enlarge or shape, as a hole, with a drift.
  • (a.) That causes drifting or that is drifted; movable by wind or currents; as, drift currents; drift ice; drift mud.

Example Sentences:

  • (1) Electromagnetic flow probes with an inner diameter of 2, 1.5 and 1 nm were used for studies on zero-line drifting and for calibration procedures in a series of rats and rabbits.
  • (2) It is microcomputer-based, and more easily set up and administered than the drifting-text procedure.
  • (3) The signals were processed digitally using three different algorithms: 1) simple linear regression (LR); 2) linear regression with drift correction achieved by adding to, or subtracting from the plethysmographic signal a term proportional to time (LRC); 3) Fourier analysis (FFT).
  • (4) Abducting saccades, which were slightly hypometric, displayed a marked postsaccadic centripetal drift.
  • (5) With these stringent criteria the rejection rate was 71.0% for group A records, 58.5% for group B and 44.5% for group C. The proportions of records with peak quality (no missing leads or clipping, and grade 1 noise, lead drift or beat-to-beat drift) were 4.5% for group A, 5.5% for group B and 23.0% for group C. Suggested revisions in the grading of technical quality of ECGs are presented.
  • (6) However, there is no certainty that both of Ainu and the people in Ueno derived from the same origin, or that genetic drift due to endogamy in this village took place.
  • (7) Efforts to obtain long term, reliable direct measurements of blood pressures have not been successful because of blood clotting impairing the function of sensors, baseline drift, artifacts on measurements, and health hazard-related catheterization.
  • (8) downward occupational and downward social drift, premature retirement and achievement of the expected social development.
  • (9) Both sides agree that antigenic diversity is advantageous although selectionists see benefits in individual mutations whereas the proponents of random genetic drift see the advantage in the parasite's capacity to tolerate diversity per se.
  • (10) Acuity for the direction of drift for these stimuli is of the same order of precision as orientation acuity for static or drifting gratings, and exhibits a meridional anisotropy that favours the principal meridians.
  • (11) The most parsimonious explanation of this result is that much genetic drift accompanied the establishment of local populations in cities and that there has been little subsequent gene flow.
  • (12) In contrast, in women, time period effects were a significant improvement on drift for melanoma of the trunk and lower extremity.
  • (13) We examined the effect of ethylene glycol (EG) concentration, in water, on O2 sensitivity, stirring effect, in vitro drift, in vitro response time, behaviour on the skin of newborn infants and in vivo response time.
  • (14) When inflation was allowed to drift from 2% to 4% in the 1970s, inflation expectations became unanchored altogether, and price growth far exceeded 4%.
  • (15) Diffuse reflectance infrared Fourier transform (DRIFT) spectroscopy was used to characterize the product of each step in the preparation of a silica-immobilized N-hydroxysuccinimide (NHS) active ester.
  • (16) She had attitude to burn, though, while the Bristol crew were content to drift, their work rate informed by the slow pace of their native city and by what might be called the spliff consciousness that determined not just the bass-heavy pulse of their music but the worldview of their lyrics, which often tended towards the insular and the paranoid.
  • (17) Let’s make sure it’s not on the usual plane of politics and point-scoring and pettiness that drifts away in the next news cycle.
  • (18) The ABO and Rh systems of the population in 26 residential units in the province of Ferrara were studied to detect the effect of genetic drift on the differentiation of gene frequencies.
  • (19) After the army, Page drifted between jobs and played in white power bands.
  • (20) Evidence of genetic drift of serologic types and of some increase in the prevalence of erythromycin-resistant strains has appeared.

Shift


Definition:

  • (v. t.) To divide; to distribute; to apportion.
  • (v. t.) To change the place of; to move or remove from one place to another; as, to shift a burden from one shoulder to another; to shift the blame.
  • (v. t.) To change the position of; to alter the bearings of; to turn; as, to shift the helm or sails.
  • (v. t.) To exchange for another of the same class; to remove and to put some similar thing in its place; to change; as, to shift the clothes; to shift the scenes.
  • (v. t.) To change the clothing of; -- used reflexively.
  • (v. t.) To put off or out of the way by some expedient.
  • (v. t.) The act of shifting.
  • (v. t.) The act of putting one thing in the place of another, or of changing the place of a thing; change; substitution.
  • (v. t.) Something frequently shifted; especially, a woman's under-garment; a chemise.
  • (v. t.) The change of one set of workmen for another; hence, a spell, or turn, of work; also, a set of workmen who work in turn with other sets; as, a night shift.
  • (v. t.) In building, the extent, or arrangement, of the overlapping of plank, brick, stones, etc., that are placed in courses so as to break joints.
  • (v. t.) A breaking off and dislocation of a seam; a fault.
  • (v. t.) A change of the position of the hand on the finger board, in playing the violin.

Example Sentences:

  • (1) At 36 h postsurgery, RBCs were examined by 23Na-NMR by using dysprosium tripolyphosphate as a chemical shift reagent.
  • (2) Changes in cardiac adenosine triphosphate (ATP), phosphocreatine (PCr) and inorganic phosphate (Pi) were followed and intracellular pH (pHi) was estimated from the chemical shift of Pi.
  • (3) Both condemn the treatment of Ibrahim, whose supposed offence appears to have shifted over time, from fabricating a defamatory story to entering a home without permission to misleading an interviewee for an article that was never published.
  • (4) When Sprague-Dawley-S9 or Wistar-S9 were used for activation, the enhancement of IQ mutagenesis by tryptamine shifted to inhibition at tryptamine concentrations > 40 microM, with Sprague-Dawley-S9, and > 20 microM, with Wistar-S9.
  • (5) In a control study an inert stereoisomer, d-propranolol, did not block the ocular dominance shift.
  • (6) However, a highly significant upward shift of the proliferating cell compartment was observed in the cancer group, resulting in a specific modification of the [3H]TDR labeling pattern in 6 of 17 specimens.
  • (7) This transient paresis was accompanied by a dramatic fall in the MFCV concomitant with a shift of the power spectrum to the lower frequencies.
  • (8) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
  • (9) Sequence specific binding of protein extracts from 13 different yeast species to three oligonucleotide probes and two points mutants derived from Saccharomyces cerevisiae DNA binding proteins were tested using mobility shift assays.
  • (10) The method is implemented with a digital non-causal (zero-phase shift) filter, based on the convolution with a finite impulse response, to make the computation time compatible with the use of low-cost microcomputers.
  • (11) Noise exposure and demographic data applicable to the United States, and procedures for predicting noise-induced permanent threshold shift (NIPTS) and nosocusis, were used to account for some 8.7 dB of the 13.4 dB average difference between the hearing levels at high frequencies for otologically and noise screened versus unscreened male ears; (this average difference is for the average of the hearing levels at 3000, 4000, and 6000 Hz, average for the 10th, 50th, and 90th percentiles, and ages 20-65 years).
  • (12) In the process, the DfE's definition of extremism has shifted from actual bomb-throwers to religious conservatives.
  • (13) Volume measurements were made in 26 patients to determine tissue loss and volume shifting by ROI.
  • (14) The data collection scheme for the scanner uses multiple rotations of a linearly shifted, asymmetric fan beam permitting user-defined variable resolution.
  • (15) Immediately prior to and at maximal workloads, carbon monoxide shifted into extravascular spaces and returned to the vascular space within five minutes after exercise stopped.
  • (16) While the correlations between speed and accuracy reversed over time, the abnormal vision group began and ended at the most extreme levels, having undergone a significantly more radical shift in this regard.
  • (17) Within the high-SR or medium-SR groups, the fibers with the lowest thresholds had the largest threshold shifts.
  • (18) NPR reported that investigators have not found telltale signs associated with Islamist radicalization , such as a change in mosques or abrupt shifts in behavior or family associations.
  • (19) Of the 88 evening-shift cardiac arrests during this time, one specific nurse (Nurse 14) was the care giver for 57 (65%).
  • (20) Moments later, explosive charges blasted free two tungsten blocks, to shift the balance of the probe so it could fly itself to a prearranged landing spot .