What's the difference between commutator and generator?

Commutator


Definition:

  • (n.) A piece of apparatus used for reversing the direction of an electrical current; an attachment to certain electrical machines, by means of which alternating currents are made to be continuous or to have the same direction.

Example Sentences:

  • (1) The lies Trump told this week: from murder rates to climate change Read more “President Obama has commuted the sentences of record numbers of high-level drug traffickers.
  • (2) In an exceptionally rare turn, the Texas Board of Pardons and Paroles, a panel appointed by the governor that is almost always hardline on executions, recommended that his death sentence be commuted to life in prison because of his mental illness.
  • (3) Whether out of fear, indifference or a sense of impotence, the general population has learned to turn away, like commuters speeding by on the freeways to the suburbs, unseeingly passing over the squalor.
  • (4) It also devalues the courage of real whistleblowers who have used proper channels to hold our government accountable.” McCain added: “It is a sad, yet perhaps fitting commentary on President Obama’s failed national security policies that he would commute the sentence of an individual that endangered the lives of American troops, diplomats, and intelligence sources by leaking hundreds of thousands of sensitive government documents to WikiLeaks, a virulently anti-American organisation that was a tool of Russia’s recent interference in our elections.” WikiLeaks last year published emails hacked from the accounts of the Democratic National Committee and John Podesta, chairman of Hillary Clinton’s election campaign.
  • (5) The surface mount electronic internal controller provides motor commutator, energy management, telemetry, and physiologic control functions.
  • (6) The pair woke up early and gathered their birth certificates, social security cards and passports before making the roughly three-hour commute.
  • (7) But Clegg also says he is not going to be cowed into taking Cameron's vow of silence about Farage's assertion that he finds Britain unrecognisable and is uncomfortable at the lack of English spoken on commuter trains out of Charing Cross.
  • (8) Well, news from the commuters and the rail users is that we don't like it, and we want a cheaper more equitable service.
  • (9) Two weeks after the July 7 suicide bomb attacks that killed 52 London commuters and injured more then 750, Shahid, a young Londoner who had just completed his fourth year at medical school, flew to Pakistan .
  • (10) Stephen Joseph, its chief executive said: "This is bitter news for everyone who relies on the train to get to work, not least the large number of commuters in marginal constituencies who will be a key group at the next election."
  • (11) Concluding an inquiry into the experience of rail passengers that became dominated by the events at Southern , the transport select committee said commuters had been badly let down.
  • (12) When you factor in commuting costs, it's not surprising many families decide it doesn't make sense financially for both parents to work.
  • (13) If you are a London commuter dreading tube strike chaos this evening and tomorrow there is an alternative to fighting your way on to overcrowded buses or a long walk.
  • (14) Prenatal care is provided in rural areas by health care people that commute from the cities.
  • (15) Sir Stephen Richards, 59, was arrested by detectives investigating an alleged sexual assault on a commuter service between London Waterloo and Wimbledon in south-west London.
  • (16) Another described First Great Western as " the worst commuter line I've ever had to endure ": "Not only is it the most expensive train line in Europe, it was never on time.
  • (17) Mahaneela Choudhury-Reid, a Londoner of colour, clashed with a smartly dressed commuter during what should have been the mid-morning quiet.
  • (18) Transport for London stepped in with a £750m pledge to prevent meltdown in the public-private partnership for the underground yesterday, as the capital's mayor warned of a "difficult period" for commuters after the tube's biggest maintenance firm entered administration.
  • (19) Potential London escapees will probably be put off by the cost of commuting, as an annual season ticket costs about £5,000, and the knowledge that state schools in London are better, on the whole, although Oxford has a stellar independent sector thanks to the likes of Oxford High School for Girls and Magdalen College School .
  • (20) The commutations are meant to combat the strict mandatory minimum sentences for drug crimes – symbolically, at least – an area where Republicans and Democrats both support reform .

Generator


Definition:

  • (n.) One who, or that which, generates, begets, causes, or produces.
  • (n.) An apparatus in which vapor or gas is formed from a liquid or solid by means of heat or chemical process, as a steam boiler, gas retort, or vessel for generating carbonic acid gas, etc.
  • (n.) The principal sound or sounds by which others are produced; the fundamental note or root of the common chord; -- called also generating tone.

Example Sentences:

  • (1) These channels may, at least in some cases, be responsible for the generation of pacemaker depolarizations, thereby regulating firing behaviour.
  • (2) The hypothesis that proteins are critical targets in free radical mediated cytolysis was tested using U937 mononuclear phagocytes as targets and iron together with hydrogen peroxide to generate radicals.
  • (3) Structure assignment of the isomeric immonium ions 5 and 6, generated via FAB from N-isobutyl glycine and N-methyl valine, can be achieved by their collision induced dissociation characteristics.
  • (4) Richard Bull Woodbridge, Suffolk • Why does Britain need Chinese money to build a new atomic generator ( Letters , 20 October)?
  • (5) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
  • (6) It was also found that lipocortin I and ONO-RS-082, but not neomycin, facilitated the generation of GIF-producing T cells.
  • (7) Reactive metabolites which suppress splenic humoral immune responses are thought to be generated within the spleen rather than in distant tissues.
  • (8) The results indicate that OA-bearing macrophages primed T cells and generated helper T cells, whereas the culture of normal lymphocytes with soluble OA in the absence of macrophages generated suppressor T cells.
  • (9) Discrimination errors were used to generate a matrix of interletter and interpattern similarities.
  • (10) 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.
  • (11) The present study was designed to test the hypothesis that the decreased Epi response following ET was due to 1) depletion of adrenal Epi content such that adrenomedullary stimulation would not release Epi, 2) decreased Epi release with direct stimulation, i.e., desensitization of release, or 3) decreased afferent signals generated by ET itself.
  • (12) This result suggests that tryptophan-86 may be importantly involved in the generation of the product excited state during aequorin bioluminescence.
  • (13) Midtrimester abortion by the dilatation and evacuation (D&E) method has generated controversy among health care providers; many authorities insist that this procedure should be performed only by a small group of experts.
  • (14) The transmission of alcoholism and its effects are thereby lessened for future generations of children of alcoholics.
  • (15) Furthermore, high-density catalase-positive--but not catalase-negative--E. coli can survive and multiply in the presence of competitive, peroxide-generating streptococci.
  • (16) We are the generation who saw the war,, who ate bread received with ration cards.
  • (17) These results suggest that CD4+ protective T cells generated by immunization with vBCG are characterized by the ability to produce IFN-gamma after stimulation with specific Ag.
  • (18) The alpha-ketoglutarate generated is reduced with glutamate dehydrogenase and NADH.
  • (19) We investigated the possible contribution made by oropharyngeal microfloral fermentation of ingested carbohydrate to the generation of the early, transient exhaled breath hydrogen rise seen after carbohydrate ingestion.
  • (20) Extensive proliferation has been shown to accompany the de novo generation of LAK cytotoxicity.