(n.) Usually a curved member made up of separate wedge-shaped solids, with the joints between them disposed in the direction of the radii of the curve; used to support the wall or other weight above an opening. In this sense arches are segmental, round (i. e., semicircular), or pointed.
(n.) A flat arch is a member constructed of stones cut into wedges or other shapes so as to support each other without rising in a curve.
(n.) Any place covered by an arch; an archway; as, to pass into the arch of a bridge.
(n.) Any curvature in the form of an arch; as, the arch of the aorta.
(v. t.) To cover with an arch or arches.
(v. t.) To form or bend into the shape of an arch.
(v. i.) To form into an arch; to curve.
(a.) Chief; eminent; greatest; principal.
(a.) Cunning or sly; sportively mischievous; roguish; as, an arch look, word, lad.
(n.) A chief.
Example Sentences:
(1) Excessive lip protrusion was eliminated, and arch leveled.
(2) The temperature increased from the anterior to the posterior region on both buccal and lingual sides of both arches.
(3) Administration of one of the precursors of noradrenaline l-DOPA not only prevented the decrease in tissue noradrenaline content in myocardium, but restored completely its reserves, exhausted by electrostimulation of the aortic arch.
(4) A forty-four-year-old woman with Takayasu's arteritis and involvement of the aortic arch and its main branches complained of precordial pain on effort.
(5) Koons provoked a bigger stir with the news that he would be showing with gallery owner David Zwirner next year in an apparent defection from Zwirner's arch-rival Larry Gagosian, the world's most powerful art dealer.
(6) Global 'abnormality', hunching (rigid arching of back), hindlimb abduction, forepaw myoclonus, stereotyped lateral head movements, backing, and immobility occurred significantly only in drug-treated rats.
(7) Between March 1986 and September 1988, 38 patients underwent extended aortic resection (aortic valve, ascending aorta, and arch) for acute type-A aortic dissection with aortic valve insufficiency; deep hypothermia and circulatory arrest were used.
(8) Other associated malformations were an interrupted aortic arch and an atrial septal defect.
(9) The sucker, covered with basal lamina, has a constant volume; its layer of muscles resists deformation and supports the stability of the arch.
(10) In the anaesthetized dog the carotid sinuses and aortic arch were isolated from the circulation and separately perfused with blood by a method which enabled the mean pressure, pulse pressure and pulse frequency to be varied independently in each vasosensory area.
(11) The data presented in this paper confirm the need for stimulation of the pudendal reflex arch to achieve physiological conditions.
(12) This article describes the application and efficacy of the lipbumper used in the lower arch.
(13) Adjustment of posterior arch width and dental alignment, using semi-rapid maxillary expansion by means of an upper removable appliance, to co-ordinate the anticipated positions for the arches.
(14) The most commonly associated lesions were ventricular septal defect (50%), hypoplastic aortic arch (45%), patent ductus arteriosus (41%), transposition of great arteries (22.7%) and other intracardiac lesions comprised 30%.
(15) This malformation was demonstrated in alcian-blue- and alizarin-red-stained fetal skeletons by measurements of the distance between the cartilaginous ends of each vertebral arch.
(16) No correlation was found between aortic arch size and the size of the left-to-right shunt in cases of DAP.
(17) After 48 hours in culture, all specimens were examined at 6x magnification for defects in the facial arches, head fold, and neural tube fusion.
(18) Narrow paths weave among moss-covered ornate arches and towers on the 80-acre site, and huge abstract sculptures and staircases lead nowhere, but up to the sky.
(19) Although different dimensions of the face and head and the upper dental arch width were found to be significantly correlated in children with normal occlusion, this relationship is not found to be strong enough in children with different categories of malocclusion.
(20) We suggest that incomplete development of the bones of the dorsal neural arches of the upper sacrum may be a marker of incomplete neurogenesis of the sacral nerves.
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.