What's the difference between compel and impel?

Compel


Definition:

  • (v. t.) To drive or urge with force, or irresistibly; to force; to constrain; to oblige; to necessitate, either by physical or moral force.
  • (v. t.) To take by force or violence; to seize; to exact; to extort.
  • (v. t.) To force to yield; to overpower; to subjugate.
  • (v. t.) To gather or unite in a crowd or company.
  • (v. t.) To call forth; to summon.
  • (v. i.) To make one yield or submit.

Example Sentences:

  • (1) But he lost much of his earnings betting on cards and horses, and he has readily admitted that it was losses of up to £750,000 a night that compelled him to make some of his worst films.
  • (2) This provides a compelling argument that the protein kinase function of p37mos is an intrinsic property of the protein.
  • (3) Compelling evidence of the transference in this case occurred in the ninth month of treatment when the therapist told the child that she would be going on vacation.
  • (4) "We continue to believe that our final proposal was compelling and represented full value for AstraZeneca based on the information that was available to us," said the British-born executive.
  • (5) These advances will compel hospitals to plan for their funding and implementation.
  • (6) Certainly the affidavit against Ferdaus paints a compelling picture of a man hellbent on waging jihad in America and eager to take the guns and explosives eventually supplied to him by the undercover FBI agents.
  • (7) The Hollande team maintained that all topics were on the table and also held open the prospect that France could refuse to ratify Merkel's fiscal pact compelling debt and deficit reduction in the eurozone unless eurobonds were recognised as a possible tool.
  • (8) As a self-described rationalist, she felt compelled to act.
  • (9) Brown makes policy statements all the time, and we know exactly what he's said about social justice etc - but he has never been able to give the public a compelling answer to this question.
  • (10) The evidence has long been compelling that the primary fuel of what the US calls terrorism are the very policies of aggression justified in the name of stopping terrorism .
  • (11) Christine Langan of BBC Films told Screen Daily: "Compelling, funny and moving, Gold is a gem of a story and BBC Films is proud to be participating in bringing it to an international audience."
  • (12) The symbolism and the politics of the law are far more troubling and far more toxic than the actual substance of what the law will do itself.” That symbolism compelled store owners in Indianapolis to put up signs that say: “Instead of hate, we proudly serve everyone,” “This Hoosier still opposes the anti-LGBT license to discriminate,” and “Open for service!
  • (13) The bill, voted through a panel of the house energy and power subcommittee, would compel Obama to over-rule demands for a further review of the project from the Environmental Protection Agency (EPA), and disregard local opposition to the Keystone XL pipeline from landowners along its 1,700-mile route.
  • (14) Pickles said he would also be making an order under the Local Government Act 2000 to compel Rotherham council to hold all-out elections in 2016 and every fourth year thereafter.
  • (15) In the Museum of the Warsaw Rising, the sound effects are powerful, the visuals compelling, the tragedy forcefully conveyed.
  • (16) Because we're a species of storytellers, we find movie-plot threats uniquely compelling .
  • (17) These results were perceived as scientifically compelling as well as clinically relevant.
  • (18) Extraterrestrials Decades of searching for signs of alien life have so far turned up a blank, yet the question of whether life on Earth is a one-off is among the most compelling in science.
  • (19) Although findings in animals are compelling, observations in humans are less clear.
  • (20) His videos make for compelling first-person testimony.

Impel


Definition:

  • (v. t.) To drive or urge forward or on; to press on; to incite to action or motion in any way.

Example Sentences:

  • (1) Byatt said that, while she had not wished to present an allegory or a polemic, the story was impelled by a profound sense of gloom about the environment and indeed about all human endeavours.
  • (2) By being steadfast in our values we can impel Russia to rethink its ambitions; by being mild we can encourage their cruellest actions.
  • (3) In this configuration, recirculation of the oxygenated media is provided by the CelliGen Cell Lift impeller.
  • (4) I would have thought that our foreign policy disasters throughout the Muslim world would have impelled Blair to learn the lesson of the unintended consequences of military action.
  • (5) The second model produces a pulsatile flow by differing the gaps between impeller and cap on the inlet pipe.
  • (6) The centrifugal pump with a 50 mm diameter impeller resulted in almost the same index of hemolysis value as did a Bio-Medicus centrifugal pump.
  • (7) The death rate constant increased sharply at impeller tip speeds above 40 cm s-1.
  • (8) A minority (24%) of those holding health insurance believed that public sector services were inadequate to provide health care but only 9% of families were able to cite some specific shortcoming of public sector services which had impelled them to take out insurance cover.
  • (9) This may be due in part to aspects of the illness and treatment side effects that impel patients to use dopamine agonist drugs.
  • (10) This paper takes as index the content of free acids and total acids, the action of pepsin in the stomachs of hungry mice, impelling functions and intestines of hungry mice and makes a comparison of the raw products with the processed products of medicated leaven.
  • (11) The deals done here fuel death, injury, fear and repression – yet instead of banning it, the government helps make it happen.” Those who felt impelled to draw attention to this anomaly were arrested on suspicion of aggravated trespass.
  • (12) Ultimately, the organizations said, health risks to adolescents are so impelling that legal barriers and deference to parental involvement should not stand in the way of needed health care.
  • (13) Bellichick, however, also felt impelled to deny reports that he "hated" Tebow as a player .
  • (14) In the first model, the impeller oscillates in an axial direction during constant rotation.
  • (15) The new position furnished a direct line of sight to the apex of the IV ventricle corresponding to that provided by the classic high sitting position, without the latter's risks of air embolism and of acute subdural hematoma secondary to tearing of corticodural bridging vessels due to escape of gravity-impelled CSF from the large ventricles.
  • (16) A total absence of visual feedback impelled subjects to use subtle cues such as crude auditory localization.
  • (17) Impelled by pressure from the public, the scientific community, and the Congress, the NIH participates in formulating safety guidelines regarding potential applications of biotechnology.
  • (18) The valvo-pump can be made feasible by developing a small, high-output, power motor and an endurable seal, as well as by optimizing the impeller design.
  • (19) Recent identification of atrial natriuretic peptides (ANP) in the mammalian heart demonstrated that the heart functions not only as a pump impelling the blood but also as an endocrine organ that secretes the hormone controlling body fluid volume, electrolyte balance, and blood pressure.
  • (20) (24)Na is added to the mucosal medium of a short-circuited bladder mounted between halves of a chamber in which the fluid is stirred by rotating impellers.