What's the difference between downgrade and revert?

Downgrade


Definition:

Example Sentences:

  • (1) The criticism over the downgrading of the leader of the Lords was led by Lord Forsyth of Drumlean, a former Scotland secretary, who is a respected figure on the right.
  • (2) In the UK, George Osborne used this to his advantage, claiming "Britain faces the disaster of having its international credit rating downgraded" even after Moody's ranked UK debt as "resilient".
  • (3) Markets reacted calmly on Friday to the downgrade by Moody's of 16 European and US banks, with share prices steady after the reduction in credit ratings, which can push up the cost of borrowing for banks which they could pass on to customers.
  • (4) IPCC found a Gwent police control room operation had downgraded a call relating to her despite police knowing she was trying to escape a violent partner.
  • (5) Christine Lagarde, the IMF’s managing director, has made it plain that another downgrade is anticipated when the Washington-based organisation publishes its World Economic Outlook next week.
  • (6) A second recession hard on the heels of the first gives the (accurate) impression that the economy is a disaster area and makes a downgrade more likely.
  • (7) Results indicated a fairly pervasive tendency for the female subjects to upgrade successful males in relation to unsuccessful males but to downgrade successful females in relation to unsuccessful females.
  • (8) 8.44am GMT Today's schedule Here's some of the day's key events: • UK trade figures 9.30 GMT • Greece industrial production10.00 GMT • US non-farm payrolls 1.30 GMT We've already had French industrial production, which is not exactly positive in the wake of the S&P downgrade.
  • (9) Russia’s credit rating has been downgraded to junk status for the first time in a decade due to the collapsing oil price, the tumbling value of the rouble and sanctions imposed because of its intervention in Ukraine.
  • (10) And when S&P downgraded the US long-term credit rating from AAA to AA+, it was doing so for some sound reasons – because of the appalling immaturity of the Republican Tea Partiers in their negotiations over the debt ceiling.
  • (11) It is reluctantly forced to strip the UK of its treasured AAA rating when the government's growth forecasts have faced repeated downgrades and the upturn is out of sight.
  • (12) Moody's isn't catching up with shaky peripheral nations but pre-empting a credit downgrade of the EU's strongest core members.
  • (13) Reports of clinical observations suggest that the prognosis of teeth with minimal interradicular width should be downgraded in periodontal patients.
  • (14) More powerful regional allies, such as the UAE, may be displeased and downgraded ties by recalling ambassadors, but calculated that they didn’t want to break off ties with Tehran entirely.
  • (15) "The downgrade of the UK's sovereign ratings primarily reflects a weaker economic and fiscal outlook and hence the upward revision to Fitch's medium-term projections for UK budget deficits and government debt," it said.
  • (16) The downgrading in late 2013 of what had been a fully fledged A&E unit at Chase Farm to an urgent care centre, despite a huge campaign of opposition, led to a 20% increase in the number of sick people seeking treatment at the North Middlesex.
  • (17) The downgrade followed a week of fighting in Ukraine that appeared to undermine a brand-new truce negotiated between the leaders of Russia, Germany, France, Ukraine and the pro-Moscow rebels.
  • (18) The state of emergency was cancelled just after dawn when the tsunami risk was downgraded.
  • (19) BP credit rating downgraded after Tony Hayward's grilling by Congress 19 June One of BP's partners, Anadarko Petroleum, refuses to accept any responsibility for the Deepwater Horizon explosion despite owning a quarter of the well.
  • (20) • The following correction was published on 5 February 2012: "Downgrades, debt and junk: key questions about the eurozone crisis answered" (Business), said: "The [Eurozone financial stability facility] fund has already committed large sums to Greece, Ireland and Portugal and will need to raise more money should Italy and Spain need the same kind of help."

Revert


Definition:

  • (v. t.) To turn back, or to the contrary; to reverse.
  • (v. t.) To throw back; to reflect; to reverberate.
  • (v. t.) To change back. See Revert, v. i.
  • (v. i.) To return; to come back.
  • (v. i.) To return to the proprietor after the termination of a particular estate granted by him.
  • (v. i.) To return, wholly or in part, towards some preexistent form; to take on the traits or characters of an ancestral type.
  • (v. i.) To change back, as from a soluble to an insoluble state or the reverse; thus, phosphoric acid in certain fertilizers reverts.
  • (n.) One who, or that which, reverts.

Example Sentences:

  • (1) Friend erythroleukemia cells were induced to differentiate by dimethyl sulfoxide (DMSO) and hexamethylene-bis-acetamide (HBMA) in order to investigate whether their lipid characteristics, common to other systems of transformed cells, revert to a normal differentiation pattern.
  • (2) Upon depletion of ATP in contraction, the P2 intensity reverted to the original rigor level, accompanied by development of rigor tension.
  • (3) Lipoprotein concentrations reverted to normal after substitution with thyroxine (T4) until the euthyroid state was reached.
  • (4) As compared with solvent-treated control, no significant increases were observed in the number of revertant colonies in all tester strains in both systems with and without mammalian metabolic activation (S9 Mix).
  • (5) Proteolytic activity of cell extracts from revertants of Shigella flexneri L-forms as well as biochemical properties of these strains and their sensitivity to antibiotics were studied.
  • (6) A total of 43 tra-3 revertants (one intragenic, 42 extragenic) have been isolated and analyzed, in the hope of identifying new sex-determination loci.
  • (7) All cellular signals characterized so far are reverted during retrodifferentiation: Redistribution of PKC and down-regulation of c-fos and c-jun contribute to an interruption of the differentiation-associated transsignaling cascade.
  • (8) Fruiting revertants of these strains accumulate wild-type levels of alpha-mannosidase-1 activity, suggesting that both the enzymatic and morphological defects are caused by single mutations in nonstructural genes essential for early development.
  • (9) All revertants to prototrophy tested showed the rifampin-sensitive (Rifs) property.
  • (10) This product was glycosylated since it bound to concanavalin A-Sepharose and reverted to the 66-kDa polypeptide after treatment with endoglycosidase H. This glycosylated product was resistant to protease digestion and fractionated with microsomal membranes on sucrose gradients, indicating that it is incorporated into the microsomal membranes.
  • (11) Of the five patients who had diabetes prior to treatment, three reverted to normal glucose tolerance during treatment.
  • (12) We studied the activation of polyoma middle T expression in revertant cells carrying transcriptionally inactive copies of the middle T (pmt) oncogene.
  • (13) However, with subsequent subcultivation, eight isolates reverted back to the standard of exhibiting motility and pellicle formation.
  • (14) A significant correlation was observed between prolactin and creatinine concentrations in these patients (r = 0.45 P less than 0.005) and prolactin reverted towards normal after successful renal transplantation.
  • (15) Conversely, when obesity was permitted to recur by giving the mice free access to food, PRL levels reverted back to the original obese pattern.
  • (16) We have isolated and characterized revertants of ts24, a member of the A complementation group of Sindbis HR mutants, that we had demonstrated previously to have a temperature-sensitive defect in the regulation of minus-strand synthesis.
  • (17) All revertants of adA24 carried dominant suppressor mutations.
  • (18) Using this technique we have cloned and sequenced the structural protein region of ts20 and of several revertants and concluded that the mutation was a change from histidine to leucine at amino acid 291 of E2.
  • (19) To study important epitopes on glycoprotein E2 of Sindbis virus, eight variants selected to be singly or multiply resistant to six neutralizing monoclonal antibodies reactive against E2, as well as four revertants which had regained sensitivity to neutralization, were sequenced throughout the E2 region.
  • (20) Enzymatic data for those ICR-191A-induced revertants of hisD3018 arising within the hisD gene indicate that the enzyme is wild type and, therefore, that ICR-191A can cause deletions as well as additions of single base pairs.