What's the difference between pole and role?

Pole


Definition:

  • (n.) A native or inhabitant of Poland; a Polander.
  • (n.) A long, slender piece of wood; a tall, slender piece of timber; the stem of a small tree whose branches have been removed; as, specifically: (a) A carriage pole, a wooden bar extending from the front axle of a carriage between the wheel horses, by which the carriage is guided and held back. (b) A flag pole, a pole on which a flag is supported. (c) A Maypole. See Maypole. (d) A barber's pole, a pole painted in stripes, used as a sign by barbers and hairdressers. (e) A pole on which climbing beans, hops, or other vines, are trained.
  • (n.) A measuring stick; also, a measure of length equal to 5/ yards, or a square measure equal to 30/ square yards; a rod; a perch.
  • (v. t.) To furnish with poles for support; as, to pole beans or hops.
  • (v. t.) To convey on poles; as, to pole hay into a barn.
  • (v. t.) To impel by a pole or poles, as a boat.
  • (v. t.) To stir, as molten glass, with a pole.
  • (n.) Either extremity of an axis of a sphere; especially, one of the extremities of the earth's axis; as, the north pole.
  • (n.) A point upon the surface of a sphere equally distant from every part of the circumference of a great circle; or the point in which a diameter of the sphere perpendicular to the plane of such circle meets the surface. Such a point is called the pole of that circle; as, the pole of the horizon; the pole of the ecliptic; the pole of a given meridian.
  • (n.) One of the opposite or contrasted parts or directions in which a polar force is manifested; a point of maximum intensity of a force which has two such points, or which has polarity; as, the poles of a magnet; the north pole of a needle.
  • (n.) The firmament; the sky.
  • (n.) See Polarity, and Polar, n.

Example Sentences:

  • (1) Two small populations of GLY + neurons were observed outside of the named nuclei of the SOC; one was located dorsal to the LSO, near its dorsal hilus, and the other was identified near the medial pole of the LSO.
  • (2) In 22 cases (63%), retinal detachment was at least partially flattened in the area of the posterior pole of the eye.
  • (3) Delineation of the presence and anatomy of an obstructed, nonfunctioning upper-pole duplex system often requires multiple imaging techniques.
  • (4) David Blunkett, not Straw, was the home secretary at the time the decision was taken to allow Poles and others immediate access to the British labour market.
  • (5) PYY-containing secretory granules were primarily found in the basal pole of open-type endocrine cells.
  • (6) Were he from Iceland, or from the north pole, then I would say he still had his ski boots on.
  • (7) A 40 year old female presented with secondary glaucoma and loss of vision due to anterior pole metastasis of breast carcinoma.
  • (8) A modification of a previously described curved ruler, the current model has a hinge for greater ease of maneuverability and a "T" piece on one end to facilitate measurement and marking of both poles of the muscle without repositioning the ruler.
  • (9) Two of them, the radiocapitate and deep radioscapholunate, insert on the scaphoid, whereas the collateral ligament courses to the distal pole of the scaphoid.
  • (10) Thus, the present observations provide histochemical evidence indicating an exclusive localization of calcium in mitochondria and tubulovesicular structures of the secretory ameloblast, and support their contributions to the translocation of calcium from the proximal to the distal pole of the cytoplasm.
  • (11) His balancing pole swayed uncontrollably, nearly tapping the sides of his feet.
  • (12) The retinal findings are quite similar to those found in diabetic retinopathy, except for unilaterality corresponding to the more obstructed artery and early onset in the retinal midzone rather than the posterior pole.
  • (13) Less marked lesions were however observed in distal tubules, particularly large vacuoles were present at the apical poles of the tubule cells, the sites of kallikrein secretion.
  • (14) The testicular vein--midway between the internal inguinal ring and the lower pole of the kidney--divides into the medial and lateral branch to form a delta.
  • (15) Probably there is a continuity of this system throughout the entire vascular pole including (1) all granulated cells, (2) all lacis cells, (3) the mesangium cells and (4) the adjacent smooth muscle cells of the vas afferens and vas efferens.
  • (16) In all of the old rats, but not in any of the young ones, symmetric high voltage activity was observed in the frontal pole of the cortex.
  • (17) Later, these vacuoles were divided into numerous vesicular spiral formation-centers, producing micronemes at the apical pole of young merozoites.
  • (18) Therefore, this nonrandom segregation to opposite poles can occur by mechanisms that do not involve DNA sequence homology.
  • (19) The intranuclear spindle of yeast has an electron-opaque body at each pole.
  • (20) All of these AChE positive fibers appeared to be related to the medial portions of the dorsal hippocampus from its septal pole to the dorsal psalterium.

Role


Definition:

  • (n.) A part, or character, performed by an actor in a drama; hence, a part of function taken or assumed by any one; as, he has now taken the role of philanthropist.

Example Sentences:

  • (1) The role of the family practitioner in antenatal care is discussed.
  • (2) The high amino acid levels in the cells suggest that these cells act as inter-organ transporters and reservoirs of amino acids, they have a different role in their handling and metabolism from those of mammals.
  • (3) These results demonstrate that increased availability of galactose, a high-affinity substrate for the enzyme, leads to increased aldose reductase messenger RNA, which suggests a role for aldose reductase in sugar metabolism in the lens.
  • (4) In this study, the role of psychological make-up was assessed as a risk factor in the etiology of vasospasm in variant angina (VA) using the Cornell Medical Index (CMI).
  • (5) The role of Ca2+ in cell agglutination may be either to activate the cell-surface dextran receptor or to form specific intercellular Ca2+ bridges.
  • (6) The role of whole Mycobacteria, mycobacterial cell walls and waxes D as immunostimulants was well established many years ago.
  • (7) We have investigated a physiological role of endogenous insulin on exocrine pancreatic secretion stimulated by a liquid meal as well as exogenous secretin and cholecystokinin octapeptide (CCK-8) in conscious rats.
  • (8) The data indicate that ebselen is likely to be useful in the therapy of inflammatory conditions in which reactive oxygen species, such as peroxides, play an aetiological role.
  • (9) We have examined the insertion of bovine 17 alpha-hydroxylase (P45017 alpha) into the endoplasmic reticulum of COS 1 cells to evaluate the functional role of its hydrophobic amino-terminal sequence and membrane insertion.
  • (10) Although solely nociresponsive neurons are clearly likely to fill a role in the processing and signalling of pain in the conscious central nervous system, the way in which such useful specificity could be conveyed by multireceptive neurons is difficult to appreciate.
  • (11) gamma-Aminobutyric acid (GABA) and glutamate release from the treated side was higher than the control value during the first 2-3 h, a result indicating an important role of glial cells in the inactivation of released transmitter.
  • (12) Although antihistamines are widely used for symptomatic treatment of seasonal (allergic) rhinitis, the role of histamines in the pathogenesis of infectious rhinitis is not clear.
  • (13) Because many wnt genes are also expressed in the lung, we have examined whether the wnt family member wnt-2 (irp) plays a role in lung development.
  • (14) As prolongation of the action potential by TEA facilitates preferentially the hormone release evoked by low (ineffective) frequencies, it is suggested that a frequency-dependent broadening of action potentials which reportedly occurs on neurosecretory neurones may play an important role in the frequency-dependent facilitation of hormone release from the rat neurohypophysis.
  • (15) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
  • (16) A possible role for mitochondria in myocardial adenosine production is discussed.
  • (17) Further studies are required to elucidate specific roles of the steroid-induced proteins in the effects of glucocorticoids on HTM and HS cells.
  • (18) To clarify the functional roles of His40, Glu58, and His92, we analyzed the consequences of several amino acid substitutions (His40Ala, His40Lys, His40Asp, Glu58Ala, Glu58Gln, and His92Gln) on the kinetics of GpC transesterification.
  • (19) The manufacturers, British Aerospace describe it as a "single-seat, radar equipped, lightweight, multi-role combat aircraft, providing comprehensive air defence and ground attack capability".
  • (20) The presently available data allow us to draw the following conclusions: 1) G proteins play a mediatory role in the transmission of the signal(s) generated upon receptor occupancy that leads to the observed cytoskeletal changes.