(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.
Share
Definition:
(n.) The part (usually an iron or steel plate) of a plow which cuts the ground at the bottom of a furrow; a plowshare.
(n.) The part which opens the ground for the reception of the seed, in a machine for sowing seed.
(v.) A certain quantity; a portion; a part; a division; as, a small share of prudence.
(v.) Especially, the part allotted or belonging to one, of any property or interest owned by a number; a portion among others; an apportioned lot; an allotment; a dividend.
(v.) Hence, one of a certain number of equal portions into which any property or invested capital is divided; as, a ship owned in ten shares.
(v.) The pubes; the sharebone.
(v. t.) To part among two or more; to distribute in portions; to divide.
(v. t.) To partake of, use, or experience, with others; to have a portion of; to take and possess in common; as, to share a shelter with another.
(v. t.) To cut; to shear; to cleave; to divide.
(v. i.) To have part; to receive a portion; to partake, enjoy, or suffer with others.
Example Sentences:
(1) Recent data collected by the Games Outcomes Project and shared on the website Gamasutra backs up the view that crunch compounds these problems rather than solving them.
(2) Another interested party, the University of Miami, had been in talks with the Beckham group over the potential for a shared stadium project.
(3) We conclude that chloramphenicol resistance encoded by Tn1696 is due to a permeability barrier and hypothesize that the gene from P. aeruginosa may share a common ancestral origin with these genes from other gram-negative organisms.
(4) The prospectus revealed he has an agreement with Dorsey to vote his shares, which expires when the company goes public in November.
(5) The reason for the rise in Android's market share on both sides of the Atlantic is the increased number of devices that use the software.
(6) While they may always be encumbered by censorship in a way that HBO is not, the success of darker storylines, antiheroes and the occasional snow zombie will not be lost in an entertainment industry desperate to maintain its share of the audience.
(7) Focusing on two prospective payment systems that operated concurrently in New Jersey, this study employs the hospital department as the unit of analysis and compares the effects of the all-payer DRG system with those of the SHARE program on hospitals.
(8) Helsby, who joined the estate agent in 1980, saw his basic salary unchanged at £225,000, but gains a £610,000 windfall in shares, available from May, as well as a £363,000 increase in cash and shares under the company profits-sharing scheme.
(9) It isn't share ownership but the way people are managed that's critical.
(10) Extensive sequence homologies and other genetic features are shared with the related oncogenic virus, human papillomavirus type 16, especially in the major reading frames.
(11) Swedes tend to see generous shared parental leave as good for the economy, since it prevents the nation's investment in women's education and expertise from going to waste.
(12) This receptor and a growing family of related cytokine receptors share homologous extracellular features, including a well-conserved WSXWS motif.
(13) We hypothesize that properties other than monoamine-uptake block which these compounds share (such as calcium-uptake inhibition) could be involved.
(14) They presented their clinical observations on 4 brothers from the 'G Family' who shared a constellation of findings with a generalised tendency to midline defects.
(15) However, the City focused on the improvement in the fortunes of its Irish business, Ulster bank, and its new mini bad bank which led to a 1.8% rise in the shares to 368p.
(16) If there was to be guerrilla warfare, I wanted to be able to stand and fight with my people and to share the hazards of war with them.
(17) How big tobacco lost its final fight for hearts, lungs and minds Read more Shares in Imperial closed down 1% and British American Tobacco lost 0.75%, both underperforming the FTSE100’s 0.3% decline.
(18) The New York Times, which shared the files with the Guardian and US National Public Radio, said it did not obtain them from WikiLeaks.
(19) TCR beta chain gene expression of individual T cell clones that share the same MHC class II restriction and similar fine specificity for the encephalitogenic NH2 terminus of the autoantigen myelin basic protein (MBP) has been examined.
(20) We repeat our call for them to do so at the earliest opportunity, and to share those findings so that we can take any appropriate actions.” In the BBC programme the 29-year-old Rupp, who won 10,000m silver at the London 2012 Olympics behind Farah, was accused of having taken testosterone and being a regular user of the asthma drug prednisone, which is banned in competition.