What's the difference between edge and vertex?

Edge


Definition:

  • (v. t.) The thin cutting side of the blade of an instrument; as, the edge of an ax, knife, sword, or scythe. Hence, figuratively, that which cuts as an edge does, or wounds deeply, etc.
  • (v. t.) Any sharp terminating border; a margin; a brink; extreme verge; as, the edge of a table, a precipice.
  • (v. t.) Sharpness; readiness of fitness to cut; keenness; intenseness of desire.
  • (v. t.) The border or part adjacent to the line of division; the beginning or early part; as, in the edge of evening.
  • (v. t.) To furnish with an edge as a tool or weapon; to sharpen.
  • (v. t.) To shape or dress the edge of, as with a tool.
  • (v. t.) To furnish with a fringe or border; as, to edge a dress; to edge a garden with box.
  • (v. t.) To make sharp or keen, figuratively; to incite; to exasperate; to goad; to urge or egg on.
  • (v. t.) To move by little and little or cautiously, as by pressing forward edgewise; as, edging their chairs forwards.
  • (v. i.) To move sideways; to move gradually; as, edge along this way.
  • (v. i.) To sail close to the wind.

Example Sentences:

  • (1) Brown's model, which goes far further than those from any other senior Labour figure, and the modest new income tax powers for Holyrood devised when he was prime minister, edge the party much closer to the quasi-federal plans championed by the Liberal Democrats.
  • (2) Everyone is expecting them to win and I think that’s a double-edged sword.
  • (3) In fact, the lowest-rated game of last year's World Series between the Giants and the Tigers edged out the opening round of the draft by only 2.4 million viewers.
  • (4) In one case MRI showed a false image of tear of the supra spinatus m. on its anterior edge.
  • (5) Flexion of the knee beyond 40 degrees progressively diminished viability of the edges of the wound, particularly the lateral edge.
  • (6) Fibrinogen was scattered in the intercellular spaces, and located in the inner layer or edges of the thickened intima of the bifurcation with increasing plaque formation.
  • (7) After 1 day in vitro the explants were partly encircled by epithelium which had proliferated from the cut edges of the explant and from rete ridges near the cut edge (epiboly).
  • (8) This kind of distribution of microfilaments was always associated with resorption lacunae, and F-actin, vinculin, and talin zones correspond roughly to the edge of lacunae.
  • (9) Mario Balotelli’s life on the edge leaves him asking: why not me any more?
  • (10) Shenhua Watermark Coal, a subsidiary of the Chinese state-owned Shenhua Group, is waiting for final approval from Hunt for a $1.2bn open-cut coalmine on the edge of the plains, a little more than three kilometres from Hamparsum’s property.
  • (11) Three disks of different sizes (10, 25, and 45 mm in diameter) were attached to the edge of the baresthesiometer, and pressures of 1, 3 and 5 kg were applied to the 10 mm disk, and 1, 3, 5, and 7 kg to the other disks.
  • (12) The expansion comes hot on the heels of another year of stellar growth in which Primark edged closer to overtaking high street stalwart M&S in sales and profits.
  • (13) Under the electron microscope, slices appeared vacuolated near the cut surfaces, but well preserved internally (greater than 40 micron from the edge).
  • (14) Following orthodontic treatment the canine's incisal edge occlusion demonstrates the tip and torque present in the appliance that was used.
  • (15) Attenuation compensation causes more noise to appear in the center than the edge for both modes and an average increase in uncertainty of 30%.
  • (16) Perisic darts in from the edge of the penalty area to get on the end of it and thumps a meaty header wide.
  • (17) The transversalis fascia of the floor of the femoral canal turns down to form the medial wall of the venous compartment of the femoral sheath, and has the support of the curved edge of the lacunar ligament which effectively bars the femoral canal from entering the thigh.
  • (18) Trout fishing is excellent in both, and after they fall over the edge of the Piedmont Plateau to the Atlantic Coastal Plain, the lower stretches of both waterways boil into class-2 and -3 whitewater for kayakers and canoeists.
  • (19) Oxytocin-like immunoreactive neurons were observed to lie within 77 nm of the edge of the lumen of capillary blood vessels.
  • (20) A formal notion of relatability is defined, specifying which physically given edges leading into discontinuities can be connected to others by interpolated edges.

Vertex


Definition:

  • (n.) A turning point; the principal or highest point; top; summit; crown; apex.
  • (n.) The top, or crown, of the head.
  • (n.) The zenith, or the point of the heavens directly overhead.
  • (n.) The point in any figure opposite to, and farthest from, the base; the terminating point of some particular line or lines in a figure or a curve; the top, or the point opposite the base.

Example Sentences:

  • (1) CNV1 was recorded at the vertex while CNV3 was recorded at multiple electrode sites to assess topographical differences.
  • (2) Preceding or during movement, maximum ERD was observed in most cases in central-vertex regions.
  • (3) Brain stem electric responses, recorded with external electrodes on vertex and ear lobes, are excellent for audiometry of young children.
  • (4) Umbilical blood-gas status at elective cesarean section with oxygen inhalation for breech presentation (25 cases) was compared with that for vertex presentation (25 cases), so as to confirm the security of full-term breech fetuses delivered by cesarean section under spinal anesthesia.
  • (5) An evoked brain response can also be elicited simultaneously from the vertex response is affected to the same degree by several different aspects of visual stimuli as is the corresponding occipital response.
  • (6) N1 and P2 to the last preceding frequent stimulus, the rare (attended target) stimulus, and the following two frequent stimuli were evaluated using 6 reference-independent measures: latency (time of maximal potential range between any two locations), amplitude of maximal potential range, global field power, vertex (Cz) current source density, location of extreme potential, and location of potential centroid.
  • (7) AEPs were recorded to an "oddball" paradigm from vertex and left and right temporal electrodes.
  • (8) The MRBPs had earlier onsets during the first runs of skill acquisition than during later training sessions; they occurred earlier when they preceded a stimulus train than when they preceded a single stimulus; the onset was earlier over the vertex than over the premotor area.
  • (9) In addition, careful parametric baseline studies were performed in each cat to strengthen the evidentiary linkage between wave A as recorded from the vertex in these experiments and previous studies describing the origin and trajectory of wave A in the brainstem reticular formation and several regions of thalamus, including the intralaminar nuclei.
  • (10) Responses were recorded between needle electrodes placed on the vertex and the ipsilateral ear, with ground at the interorbital line.
  • (11) A model of sleep phasic events such as vertex waves, K complexes, delta waves and sleep spindles is proposed.
  • (12) The enhancement results have been confirmed for central brain vertex stimulation using the Sheffield magnet.
  • (13) Anodal stimulation at the vertex produced complex corticospinal volleys that could be recorded at both sites, with multiple waves analogous to the D and I waves documented in animal experiments.
  • (14) N140 and P190 (the "vertex potentials") are probably generated bilaterally in the frontal lobes, including orbito-frontal, lateral and mesial (supplementary motor area) cortex.
  • (15) An otherwise healthy five-year-old girl presented for evaluation of a large patch of erythematous scaling alopecia on the vertex of her scalp.
  • (16) Oxygen extraction in the breech (Mean: 49.0%) was higher than that in the vertex (32.9%).
  • (17) As it is quite unlikely that P3 generating sources are strongly active during the processing of the frequent stimulus, this effect is possibly due to a component overlap from the vertex potential.
  • (18) The frequency of congenital anomaly was also studied in 8,863 infants delivered by breech and vertex presentation.
  • (19) Carbon particles entering the subarachnoid space over the vertex of the cerebral hemispheres drained along selected paravascular and subfrontal pathways in the subarachnoid space to the cribriform plate and thence into nasal lymphatics and cervical lymph nodes.
  • (20) As it was not possible to collect sufficient material for valid conclusions on a series of patients with similar uterine activity, fetal size, uterine volume, cervical resistance, and lower uterine segment development; only women in normal labor without disproportion and delivered of infants in the occipitoanterior vertex presentation were included in the study.