(n.) A rigid piece which is capable of turning about one point, or axis (the fulcrum), and in which are two or more other points where forces are applied; -- used for transmitting and modifying force and motion. Specif., a bar of metal, wood, or other rigid substance, used to exert a pressure, or sustain a weight, at one point of its length, by receiving a force or power at a second, and turning at a third on a fixed point called a fulcrum. It is usually named as the first of the six mechanical powers, and is of three kinds, according as either the fulcrum F, the weight W, or the power P, respectively, is situated between the other two, as in the figures.
(n.) A bar, as a capstan bar, applied to a rotatory piece to turn it.
(n.) An arm on a rock shaft, to give motion to the shaft or to obtain motion from it.
Example Sentences:
(1) In this experiment animals were trained to lever press in two distinctive contexts.
(2) Orientation and lever responding were not functionally related.
(3) In older stages, the cervical joints rotate according to geometric and lever arm principles.
(4) In EastEnders , the mystery surrounding the identity of Kat's secret squeeze continues amid the grinding of narrative levers and the death rattle of overflogged script-horses.
(5) Cats were trained to press a lever for 0.5--1.0 ml of milk reward both in the presence and absence of ambient light.
(6) Setting out how Britain would have a lever over the rest of the EU to demand repatriation of UK competences, Cameron said: "What's happening in Europe right now is massive change being driven by the existence of the euro.
(7) When lever pressing was established, the 2-kHz signal was presented through a speaker adjacent to the response lever according to a different set of variable intertrial intervals.
(8) Officials said the changes to the planning rules will mean it is possible to lever in billions of private sector development in low-cost housing.
(9) Rats were allowed to bar press on either of two levers (left and right).
(10) Knee flexion is synchronized with ankle dorsiflexion by a synchronizer rod and lever.
(11) In order to study the interactions between serotonergic mechanism and electrical stimulation of the mesencephalic central gray substance, rats were trained to lever-press for terminating aversive electric stimuli applied at the Periaqueductal gray and adjoining tectum of the mesencephalon.
(12) Rats were trained to press a lever to obtain a brief burst of pulses to the lateral hypothalamus.
(13) But its original meaning is the practice of using the levers of the state and of government to get difficult things done that otherwise wouldn't happen.
(14) Intact rats and rats bearing lesions of the suprachiasmatic nuclei (SCNX rats) were trained to obtain food by pressing either of two levers located on opposite sides of a cylindrical cage.
(15) We found that attenuation of lever-pressing and water intake by raclopride were not more separated in dose than after, for example, haloperidol.
(16) Young rats weaned at 16 days were taught to press a lever by shaping at 18 days and trained for 11 days (from 20 to 30 days of age) on a fixed-interval 60-sec schedule, at a rate of 5 half-hour sessions per day.
(17) In contrast, the selective norepinephrine uptake inhibitors, desipramine and talsupram, and the selective serotonin uptake inhibitor, citalopram, occasioned averages of only 13 to 19% drug-lever responding.
(18) When reinforcement was not available, each lever response produced a 0.5-sec green light on the key.
(19) Rats implanted with placebo pellets and given access to morphine reestablished lever pressing, while those given access to isotonic saline extinguished their lever pressing.
(20) Levels of acetylcholine were significantly elevated in the telencephalon and diencephalon + mesencephalon of rats killed by near-freezing during conditioned suppression of food-reinforced lever pressing, whereas levels of serotonin, dopamine, and norepinephrine were not altered.
Leverage
Definition:
(n.) The action of a lever; mechanical advantage gained by the lever.
Example Sentences:
(1) "As part of this de-leveraging process, the group will also focus on eliminating any loss-making businesses."
(2) However in a repeat of the current standoff over the federal budget, the conservative wing of the Republican party is threatening to exploit its leverage over raising the debt ceiling to unpick Obama's healthcare reforms.
(3) Only one country – China – could apply serious leverage – because it is North Korea's major supplier of oil and food and main trading partner, Hoare said.
(4) The Cabinet Office review was presented at the weekend as an exercise largely focused on the Unite union's strategy of leverage , a form of protest outside the homes of senior executives involved in industrial disputes.
(5) Cameron spoke out after the Daily Mail published claims that the union had a "leverage" unit as part of its campaign to negotiate better pay and conditions for staff at Grangemouth.
(6) Causes of the force and leverage reductions and some clinical considerations are discussed.
(7) Given the poor profitability profile of the operating companies, it is no surprise that the private-equity-owned businesses have not always needed to adopt the high leverage model to secure a tax advantage.
(8) Financial engineering, over-leverage, a lack of capital in the system, no real liquidity, banks taking on too much risk.
(9) The recently bailed-out Belgian-French bank Dexia had a capital ratio well above regulatory limits but a leverage ratio more than 60 times its equity base.
(10) But it is hard to see that American interests, as opposed to feelings, were at risk, or that she has much leverage with MacAskill.
(11) This objective will influence everything from the language used, the platforms that are leveraged to how people engage with the campaign.
(12) Massie indicated the coalition is already looking towards the June 2017 expiration of another broad surveillance power, Section 702 of the Foreign Intelligence Surveillance Act, to force additional rollbacks, much as the USA Freedom Act authors used the expiration of parts of the Patriot Act as leverage to pass their bill.
(13) Beyond that, Fifa is committed to using its leverage to ensure respect for human rights.” Ruggie added: “Fifa is not solely responsible for solving these problems where the actions of others are the primary cause.
(14) It also has the not to be overlooked factor of locking in Moscow to ensuring that its ally actually follow through with the requirements its being asked to fulfill, which in turn could actually increase the leverage of the U.S. in the event of a further breach from Syria that would surely embarrass Russia.
(15) The White House said in a statement Obama's visiting Cushing was intended to show his commitment to "improving and supporting the infrastructure that helps us leverage our domestic resources, while also ensuring these projects are developed in a safe and responsible way".
(16) research fellow at the Washington-based New America Foundation "I think the expectation will be for the Obama administration to leverage pressure on the Karzai government to 'clean up' his governing style but I doubt Karzai will do so, certainly not quickly.
(17) Showing exasperation at slow progress in kick-starting the €440bn European Financial Stability Facility, Draghi said EU leaders had decided more than a year and a half ago to launch the fund, then to make the full guarantee volume available and, four weeks ago, to leverage its resources.
(18) Meanwhile, establishment of diplomatic relations between Tehran and Washington would provide America with leverage in its dealings with Iran, something which would be beneficial to Israel in the long run.
(19) The proposals include: improving regulatory business environments in partner countries; encouraging job creation by making it easier for micro-, small- and medium-sized businesses to access finance; combining EU grants with other public and private sector resources to leverage additional financing; and promoting responsible, sustainable and inclusive investment in developing countries.
(20) Lumping HBO in with Fox's FX might give it extra leverage – smooth out those less successful seasons when it launches The Newsroom rather than Game of Thrones – or it might not.