What's the difference between arc and arrow?

Arc


Definition:

  • (n.) A portion of a curved line; as, the arc of a circle or of an ellipse.
  • (n.) A curvature in the shape of a circular arc or an arch; as, the colored arc (the rainbow); the arc of Hadley's quadrant.
  • (n.) An arch.
  • (n.) The apparent arc described, above or below the horizon, by the sun or other celestial body. The diurnal arc is described during the daytime, the nocturnal arc during the night.

Example Sentences:

  • (1) The scleral arc length is slightly longer than the chord length (caliper setting).
  • (2) These later results suggest that dopamine agonists increase sensorimotor reactivity measured with acoustic startle by acting on sensory rather than motor parts of the reflex arc.
  • (3) Thus, the decreased hyperemic response after arrest suggests a reduced energetic debt with CSC compared with ARC and may indicate superior myocardial protection with CSC.
  • (4) By contrast, patients with urological symptoms had a significantly increased prevalence of spina bifida occulta at S1 and S2 and a higher level of opening of posterior sacral arcs.
  • (5) The peptide-TR-FIA is specific, as assessed by testing HIV-1 positive sera which included samples from AIDS, ARC patients and HIV-positive drug users.
  • (6) In a multivariate regression model noncompliance was significantly associated with the absence of AIDS or ARC (p less than 0.001), homelessness (p less than 0.005), and alcoholism (p less than 0.05).
  • (7) This protein did show an immunoglobulin arc on immunoelectrophoresis against abovementioned antibody and against rabbit anti mouse Ig serum.
  • (8) Looping the tail of a "g", flicking the line up from the end of an "m", arcing it over an "a" or an "o".
  • (9) In contrast, the relative percentage of polyunsaturated fatty acids was 85% greater than normal (P less than 0.001) in ARC and 100% greater than normal (P less than 0.001) in AIDS-I patients.
  • (10) Average range of motion was from 17.1 degrees to 44.3 degrees, with an arc of 27.2 degrees.
  • (11) A subsequent S3 encountered further nonuniformly shortened refractoriness (normal areas had shortened refractoriness greater than ischemic areas) and the arc of block was lengthened.
  • (12) The technique consists of 3 pairs of non-coplanar arcs using a 4 MV accelerator.
  • (13) Experiments following depletion of norepinephrine suggest that the central part of the baroreceptor reflex arc does not contain adrenergic neurons.
  • (14) High concentrations of SST inhibited virus replication in 80% of LC from ARC patients, but were completely ineffective in LC from AIDS patients.
  • (15) In our series of 46 patients with Ad35 isolates, 36 had AIDS or AIDS-related complex (ARC), seven patients were immunocompromised because of other diseases, and three patients were "normal."
  • (16) The possibility of contaminating the breathing air zone with hazardous substances in manual and semi-automated welding increases with the intensity of their formation in the arc zone.
  • (17) Optical differences between a mercury arc lamp and a laser-illuminated flow cytometer are compared.
  • (18) In this report, we have compared homogeneous yeast (Saccharomyces cerevisiae) pyruvate kinase to enzyme from cell-free extracts in several different ways: 1) isoelectric focusing of cell-free extracts indicates one peak of pyruvate kinase activity whose isoelectric point is the same as that of the pure enzyme; 2) antibody prepared to the pure enzyme produces a single, fused precipitin line against enzyme in the cell-free extract and pure enzyme; 3) immunoelectrophoresis of cell-free extract produces one precipitin arc which has the same mobility as that of the pure enzyme; and 4) immunoprecipitation of the pure enzyme from cell-free extract with subsequent solubilization in 1% sodium dodecyl sulfate and electrophoresis on sodium dodecyl sulfate-polyacrylamide gels produces a single protein band attributable to pyruvate kinase which co-migrates with the purified enzyme.
  • (19) There were no significant differences in ARn concentrations in eight other nuclei that were examined for significant sex differences in ARc levels observed under these experimental conditions.
  • (20) Cells from subjects with ARC had a selective antigen recognition defect independent of the number of CD4+ lymphocytes.

Arrow


Definition:

  • (n.) A missile weapon of offense, slender, pointed, and usually feathered and barbed, to be shot from a bow.

Example Sentences:

  • (1) They include the Francoist slogan "Arriba España" and the yoke-and-arrows symbol of the far right Falange, whose members killed the women.
  • (2) A recent report indicated that an arrow poison used by the native Indians of Rondonia, Brazil, to kill small animals was associated with profuse bleeding.
  • (3) In 2, 178 tattooed male conscripts in ages of 19-24 years, the most frequent tattoo was a heart mark or a mark of heart and arrow.
  • (4) The Frenchman, who arrived from Porto last month, was invited to let fly and sent his first-time volley arrowing across goal and into the corner past Artur Boruc.
  • (5) An arrow poison prepared by traditional methods from Acokanthera schimperi in the Maasai plains of Kenya was shown to contain acolongifloroside K as its major active principle, as well as smaller amounts of ouabain and acovenoside A.
  • (6) Added meaning was given to the design copy task through the use of stimulus figures that were representational of familiar objects--an arrow, a house, and a face.
  • (7) In Experiment 1, arrow cues were located centrally, near the fixation point.
  • (8) It’s a bit of a trek to get there: a few kilometres drive along a dirt road and then a short walk, with arrows painted on stones.
  • (9) Six edentulous patients were each provided with two complete dentures and the relation of the jaws to each other was determined by means of both the conventional checkbite and a combined Gerber arrow-angle registration.
  • (10) Conservationists and politicians have called on the EU to ban the import of lion heads, paws and skins as hunters’ trophies from African countries that cannot prove their lion populations are sustainable, following the killing of Zimbabwe’s most famous lion by a European hunter with a bow and arrow.
  • (11) After Branislav Ivanovic and Markovic had squandered decent chances, Kolarov doubled Serbia's lead with a 25-yard shot that arrowed into the top corner.
  • (12) Here, then, is Draghinomics' second arrow: to reduce the drag on growth from fiscal consolidation while maintaining lower deficits and greater debt sustainability.
  • (13) To help distinguish between these competing interpretations, event-related brain potentials (ERPs) were recorded to lateralized flashes delivered to visual field locations precued by a central arrow (valid stimuli) or not precued (invalid stimuli).
  • (14) Of these devices, the most widely used external central venous catheters include: the Davol (Hickman, Broviac, Leonard catheters, Arrow-Howes multi-lumen catheters, and the Groshong that requires no heparinization.
  • (15) This study examined the relationships between postural sway, aiming time, the cardiac cycle time and the placement of the first finger movement within the electrocardiac cycle, with the quality of the arrow shot.
  • (16) These villains have limited aspirations, and the man in the white hat has a limited arsenal of era-appropriate weaponry: a gun, a bow and arrow, a few grenades, maybe even a tank.
  • (17) With an exquisite “no look” pass, Fuchs delivered the ball Vardy arrowed beyond David de Gea to score for the 11th successive Premier League match .
  • (18) Two commercially available immunofluorescence monoclonal antibody (MAB) reagents (Bartels, Baxter Healthcare, Issaquah, WA; and Symex, Broken Arrow, OK) were evaluated as a means for detecting parainfluenza virus (PIV) both in shell-vial cultures and directly in clinical specimens.
  • (19) In the color condition the respective stimuli were a pair of solid red circles, four white paired-arrows, and a pair of white plus and minus signs.
  • (20) The design of the tube was the only factor found to be a significant determinant of the extrusion of the tube, although the experience of the surgeon affected the extrusion rate of the Arrow tube.