What's the difference between invoke and revoke?

Invoke


Definition:

  • (v. t.) To call on for aid or protection; to invite earnestly or solemnly; to summon; to address in prayer; to solicit or demand by invocation; to implore; as, to invoke the Supreme Being, or to invoke His and blessing.

Example Sentences:

  • (1) Proceeding from the observation that organic anions bound to albumin have hepatic extraction fractions that are unexpectedly high, we have studied a distributed model that accounts for this phenomenon by invoking sites on the cell surface that catalyze the dissociation of albumin-anion complexes.
  • (2) Sheep erythrocytes ingested by guinea pig peritoneal macrophages in vitro, and permitted to undergo digestion for various periods, were found after some hours to lose the capacity to induce antibodies while gaining the ability to invoke delayed hypersensitivity.
  • (3) Questions are raised about the recent tendency in psychoanalytic theory to develop or invoke different theories of defense to explain a broad range of clinical phenomena.
  • (4) The chondrocytes mature and hypertrophy in the orthotopic site without invoking an immune response.
  • (5) The main metabolite of spin-labeled thio-TEPA is spin-labeled TEPA, where oxidative desulfurization is invoked as the main metabolic mechanism.
  • (6) In Baghdad, no other name invokes the same sort of reaction among the nation's power base – discomfort, uncertainty and fear.
  • (7) Thus one of the other mechanisms proposed must be invoked to explain the pathogenesis of the PIVH: rupture of a perforating artery or of a microaneurysm located in the subependimary periventricular region.
  • (8) The homology thus revealed not only lends strong support to mechanisms of autoimmunity that invoke the theory of molecular mimicry of viral proteins, but also suggests a rationale for the skeletal muscle target of polymyositis.
  • (9) Although China has so far refused to enable dialogue between our leaders, I sincerely hope that it will come forward, rather than keep invoking the ghost of militarism of seven decades ago, which no longer exists."
  • (10) We have estimated the interaction energy between two charged residues, Asp-12 and Arg-16, in an alpha-helix on the surface of a barnase mutant by invoking a double-mutant cycle involving wild-type enzyme (Asp-12, Thr-16), the single mutants Thr----Arg-16 and Asp----Ala-12, and the double mutant Asp----Ala-12, Thr----Arg-16.
  • (11) Labour respects the result of the referendum and the will of the British people and will not frustrate the process for invoking article 50,” said Jeremy Corbyn in a statement that swiftly closed off any meaningful likelihood of enough MPs opposing the government’s imminent Brexit bill.
  • (12) And one assumes the entire European Union financial establishment would invoke its own visions of Irish ruination if necessary.
  • (13) The Nehru-Gandhi dynasty which controls the Congress party is, of course, the most resolute of all modern Indian fiefdoms; so it's ironic that Rahul should be invoking the "young voter" at a time when young people are fed up of corruption but might also be fed up of inherited power, one of the major facilitators of sleaze.
  • (14) He has, however, refused to testify, invoking his right to remain silent, while his lawyer has insisted his client is “insane” and therefore unfit for trial.
  • (15) Its annual conferences were a mishmash of Highlands conservative women in tartan skirts, angry socialists from the central belt and, unique to the party, an embarrassing array of men in kilts armed with broadswords and invoking the ghosts of William Wallace and Robert the Bruce.
  • (16) I have been noticing, with sadness, that politicians do not even bother invoking the American Dream anymore.
  • (17) Therefore, the reduction in mitochondrial oxygen consumption observed following transthoracic shocks in vivo may invoke other mechanisms (eg, intracellular calcium influx, high circulating noradrenaline, or free radical formation in the intact heart).
  • (18) When thrombin inhibition by AT III in the presence of heparin was studied, both high-Mr rec-TM and rabbit TM again invoked a similar reduction of inactivation rates, whereas in the absence of exogenous heparin, both high-Mr forms accelerated thrombin inhibition by AT III.
  • (19) If I invoked the Insurrection Act against her wishes, the world would see a male Republican president usurping the authority of a female Democratic governor by declaring an insurrection in a largely African American city.
  • (20) Previously proposed mechanisms for Down syndrome (trisomy 21) have generally invoked a progressive increase in meiotic nondisjunction to explain maternal-age dependence, but models of this sort have failed to predict the observed patterns of marker segregation.

Revoke


Definition:

  • (v. t.) To call or bring back; to recall.
  • (v. t.) Hence, to annul, by recalling or taking back; to repeal; to rescind; to cancel; to reverse, as anything granted by a special act; as, , to revoke a will, a license, a grant, a permission, a law, or the like.
  • (v. t.) To hold back; to repress; to restrain.
  • (v. t.) To draw back; to withdraw.
  • (v. t.) To call back to mind; to recollect.
  • (v. i.) To fail to follow suit when holding a card of the suit led, in violation of the rule of the game; to renege.
  • (n.) The act of revoking.

Example Sentences:

  • (1) But he argued that Obama entered the agreement without approval from Congress, allowing the president to revoke it.
  • (2) (Incidentally, Australia had just revoked Blanc’s visa).
  • (3) The inspections have already led to complaints and demands that the rules be revoked.
  • (4) But private institutions owe their licence to operate to the state, by being given degree-awarding powers or university titles (which can be revoked).
  • (5) Applications by psychiatrists were infrequently withdrawn or revoked.
  • (6) 'No doesn't really mean no': North Carolina law means women can't revoke consent for sex Read more The 13-year-old girl, named Savannah, spoke on 7 May in Eagle Mountain, Utah, during a once-a-month portion of Sunday services in which members are encouraged to share feelings and beliefs.
  • (7) Universities are losing their sense of public responsibility and social purpose | Peter Scott Read more Ministers will now have the power to revoke the royal charters of many older universities previously regarded as near-inalienable.
  • (8) The current TPA bill comes with a big loophole: if Congress feels the TPP doesn’t meet its expectations, it can revoke the TPA and try to change the terms of the trade agreement.
  • (9) At the beginning of the month the ministry of interior published a list of 72 persons whose citizenship was to be revoked.
  • (10) On Wednesday angry MPs approved a resolution calling on the government to charge the documentary-makers with genocide denial and revoke the BBC’s licence to broadcast in the country.
  • (11) Ninety-one PSRB clients received treatment and of this group 51% had their conditional release revoked by the PSRB.
  • (12) Government misquoting my report to defend revoking citizenship, says Bret Walker Read more Some ministers believe the detail of the citizenship legislation should be presented to cabinet for final decision, given that the last discussion occurred around a vague proposal without a cabinet submission or any kind of documentation or any legal advice.
  • (13) Last week, immigration minister Jason Kenney announced that 3,100 people would have their Canadian citizenship revoked for hiring immigration consultants to falsify their documents.
  • (14) The sanctions order assets frozen, visas revoked and a ban on US companies' business with the targets.
  • (15) USA has the right to issue and revoke visa – I fully understand that.
  • (16) Whistleblowers with dual citizenship who speak out on Australia’s national security – including those involved in allegations that Timor-Leste’s cabinet room was bugged – could face having their citizenship revoked under proposed laws.
  • (17) So of course the Republicans want to deny, if not outright revoke, birthright citizenship to people like me.
  • (18) Any licence to the public to enter or cross this land is revoked forthwith.
  • (19) Detained by US immigration: 'In that moment I loathed America' | Mem Fox Read more After receiving notice that his Nexus card – part of a program designed to expedite border crossings for low-risk, pre-approved travellers – had been revoked, Ahmad decided to use his lunch break on Friday to pay a visit to the Nexus office in Michigan.
  • (20) If the regulator had decided that either James Murdoch – who stood down as chairman of News International in March 2012 and as chairman of BSkyB in April, but remains on the board of the broadcaster as a non-executive director – or the company itself were not fit and proper owners, the regulator could have revoked its licences.