What's the difference between propulse and repel?

Propulse


Definition:

  • (v. t.) To repel; to drive off or away.

Example Sentences:

  • (1) During the performance of propulsive waves of the oesophagus the implanted vagus nerve caused clonic to tetanic contractions of the sternohyoid muscle, thus proving the oesophagomotor genesis of the reinnervating nerve fibres.
  • (2) The purpose of this study was to analyze and compare the effects of the leg during swing and stance phases of forward propulsion of the body for both men and women.
  • (3) They were found predominantly in the first subdivision of the neck segment, which suggests that propulsion of the glomerular filtrate is a primary function of this part of the renal tubule.
  • (4) In conclusion, the use of metoclopramide in the postoperative period did not result in a quicker return of propulsive motility in the right or left colon as judged by the radio-opaque markers and serial abdominal radiographs.
  • (5) On the contrary 6-hydroxydopamine in itself seemed to retard gastrointestinal propulsion.
  • (6) The bacterial flagellum is a complex multicomponent structure which serves as the propulsive organelle for many species of bacteria.
  • (7) However, this graft may cause dysphagia by discoordination of contractions, retrograde propulsion of a bolus, or a sustained local contraction, demonstrating the clinical problems associated with free jejunal graft reconstruction of the cervical esophagus.
  • (8) Increases in efferent firing were noted during the occurrence of spontaneous propulsive activity (tonic pressure waves) or segmental contractions (slow rhythmic pressure waves).
  • (9) During lateral walking, movements of the M-C joint provide most of the propulsive force, whereas during forward and backward walking this joint function more as a strut (fig.
  • (10) In order to determine how these effects relate to changes in fluid propulsion by the lymphatics, we have assessed the effects of U46619 on the ability of isolated bovine mesenteric lymphatics to pump fluid in vitro.
  • (11) By changing the orientation of the hand the propulsive force acting on the hand is aimed successfully in the direction of motion.
  • (12) One of the companies vying to make the idea a reality, Hyperloop One , which changed its name from Hyperloop Technologies on Wednesday to coincide with the open-air propulsion test in the Nevada desert, has also closed an $80m series B funding round which includes investment from the French national rail company SNCF.
  • (13) During the initial period, the segmenting activity of the Roux-Y limb significantly differed from the propulsive contractile pattern of the duodenum after Billroth I reconstruction.
  • (14) The complex relationship between mucus structure and its propulsion by the airway cilia are discussed, both in health and with pulmonary disease.
  • (15) injection of the neurotoxin 6-hydroxydopamine strongly reduced both the inhibition of intestinal propulsion and the migrating myoelectric complexes profile induced by i.c.v.
  • (16) The relevance of the "mechanical constraint principle" for handrim propulsion is discussed.
  • (17) In a fully developed seaway corresponding to a wind speed of 20 knots (around Beaufort force 5) and at a low swimming speed, of 2.5 m s-1, this whale was able to absorb up to 25% of its required propulsive power in head seas and 33% of propulsive power in following seas.
  • (18) Using 85Sr-labelled microspheres as nonabsorbable markers, the effect of age on gastrointestinal propulsion motility was determined in conscious rats.
  • (19) Chemical sympathectomy or treatment with metoclopramide, however, significantly improved small bowel propulsion.
  • (20) Density, cell wall percentage, osmotic pressure, and pH may affect propulsion.

Repel


Definition:

  • (v. t.) To drive back; to force to return; to check the advance of; to repulse as, to repel an enemy or an assailant.
  • (v. t.) To resist or oppose effectually; as, to repel an assault, an encroachment, or an argument.
  • (v. i.) To act with force in opposition to force impressed; to exercise repulsion.

Example Sentences:

  • (1) The effects of common repellents on the membrane fluidity of Escherichia coli were measured by the fluorescence polarization of the probe 1,6-diphenyl-1,3,5-hexatriene in liposomes made of lipids extracted from the bacteria and in membrane vesicles.
  • (2) It is suggested that the capacity of large doses of L3T4+ cells to protect mice against lethal GVHD is a reflection of T helper function: the cellular immunity provided by the donor L3T4+ cells enables the host to repel pathogens entering through damaged mucosal surfaces, with the result that GVHD becomes sublethal.
  • (3) Repellent effect of the Mannich bases (methoxyphenol derivatives) on Aedes aegypti mosquitoes and Xenopsylla cheopis fleas was revealed under laboratory and field conditions.
  • (4) We have recently prepared a carbon fibre micro-electrode (mCFE) which specifically pretreated and coated with Nafion (a negatively charged polymer which repels acids such as 3,4-dihydroxyphenylacetic acid (DOPAC)) allows the direct selective detection of the oxidation of DA and 5-HT in nanomolar concentration in vitro and that of extracellular basal levels of cerebral 5-HT in vivo (peak B at +240 mV).
  • (5) A couple of years later, he patented a method of producing a water-repellent textile.
  • (6) These compounds possess insecticidal and repellent properties.
  • (7) Tory toffs repelling undesirable immigrants, providing better schools, using welfare reform as a pathway to work, clearing vandals, yobs and drunks from the streets and standing up to our masters in Brussels would be very popular, and the word would soon be forgotten.
  • (8) Repellent addition has previously been shown to stimulate MCP demethylation.
  • (9) Of 33 compounds tested, 8 were repellents for B. bacteriovorus strain UKi2: n-caproate, alanine, isoleucine, leucine, phenylalanine, tyrosine, cobaltous chloride, and hydronium ion.
  • (10) The CDC and other health agencies have been operating for months on the assumption that Zika causes brain defects, and they have been warning pregnant women to use mosquito repellent, avoid travel to Zika-stricken regions and either abstain from sex or rely on condoms.
  • (11) But maybe, just maybe, they won’t, for they represent real forces and articulate real passions that Labour and the Conservatives, and now the Lib Dems, have so far utterly failed to repel.
  • (12) The treatment involved the use of repelling magnets for the distalization of the upper right molar which was in a class II relationship.
  • (13) The most important stabilizing factor for the intramolecular proton transfer is the zinc ion, which lowers the pKa of zinc-bound water and electrostatically repels the proton.
  • (14) Both sexes were attracted to the odor of R-(-)-carvone and repelled by the odor of (+)-citronellol.
  • (15) The paint whooshed down through the freshwater, but as soon as it hit the saltwater it was repelled, spreading out laterally as if the pigment had hit an invisible horizon.
  • (16) In bacterial chemotaxis, transmembrane receptor proteins detect attractants and repellents in the medium and send intracellular signals that control motility.
  • (17) Iain Lobban, the director of GCHQ, the government's eavesdropping and encrypting agency, last week used his first public speech to call for an aggressive approach to cyber attacks, and warned of the dangers of adopting the sort of defensive strategy famously symbolised by France's Maginot line, which was meant to repel the Germans and failed.
  • (18) 7.53pm BST Pedant repellant Style guide: GEORGE: What is Holland?
  • (19) Current control measures, stressing the use of mosquito nets, insect repellent, and residual insecticides designed primarily for the less mobile population of rice-farming communities are less effective among more mobile people.
  • (20) Soldiers damaged three of the vessels before clashes in which the militants were eventually repelled.

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