(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.
Prize
Definition:
(n.) That which is taken from another; something captured; a thing seized by force, stratagem, or superior power.
(n.) Anything captured by a belligerent using the rights of war; esp., property captured at sea in virtue of the rights of war, as a vessel.
(n.) An honor or reward striven for in a competitive contest; anything offered to be competed for, or as an inducement to, or reward of, effort.
(n.) That which may be won by chance, as in a lottery.
(n.) Anything worth striving for; a valuable possession held or in prospect.
(n.) A contest for a reward; competition.
(n.) A lever; a pry; also, the hold of a lever.
(v. t.) To move with a lever; to force up or open; to pry.
(v. t.) To set or estimate the value of; to appraise; to price; to rate.
(v. t.) To value highly; to estimate to be of great worth; to esteem.
(n.) Estimation; valuation.
Example Sentences:
(1) In January 2011, the Nobel peace prize laureate was admitted to a Johannesburg hospital for what officials initially described as tests but what turned out to be an acute respiratory infection .
(2) The night's special award went to armed forces broadcaster, BFBS Radio, while long-standing BBC radio DJ Trevor Nelson received the top prize of the night, the gold award.
(3) The 61-year-old paid to transport prize-winning children to the fair in St Thomas and funded their accommodation.
(4) After winning his prize, Malcolm Turnbull must learn from Abbott's mistakes Read more Abbott appointed Warren Mundine to head his hand picked advisory council on Indigenous affairs.
(5) An Artist of the Floating World won the Whitbread Book of the Year award and was nominated for the Booker prize for fiction; The Remains of the Day won the Booker; and When We Were Orphans, perceived by many reviewers as a disappointment, was nominated for both the Booker and the Whitbread.
(6) Three scientists, George Wald, Ragnar Granit, and Haldan Keffer Hartline, were named last week to share the 1967 Nobel prize in medicine or physiology.
(7) The agency notes, too, that the Norwegian broadcaster NRK has form when it comes to announcing peace prize winners early, saying last year the EU had triumphed an hour before the official announcement.
(8) Concern for the future and belief in scientific progress provided the motive for the foundation of the Prize which, in our time, is one of the most coveted of honours.
(9) The launch of M-Farm followed a €10,000 (about £8,500) investment prize.
(10) The young woman is Nobel Peace Prize winner Ellen Johnson-Sirleaf, then part of the new guard of dissidents and critics, now the president of Liberia.
(11) How can a prize that is supposed to be for one person be given to an amorphous supranational organisation?
(12) But there was a shock with the Jury prize, which went to Polisse, one of the four films in competition directed by a woman.
(13) For many, free movement is the price that has to be paid for the prize of single market membership.
(14) GNM accepts no responsibility for any costs associated with the prize that are not expressly included in the prize.
(15) The IPCC is charged with providing a scientific, balanced assessment about what's known and what's known about climate change There are lots of organisations ringing bells The IPCC is more like a belltower, which people can climb up to get a clear view 8.41am BST Al Gore , the former US vice-president and winner of the Nobel peace prize for his work on climate change , has responded to the IPCC report by saying it shows the need for a switch to low carbon sources of energy (note his emphasis is on mitigation, i.e.
(16) Peter Vipond, director of regulation and tax at the Association of British Insurers, said: "We are concerned that so far none of the bodies will have a statutory objective to maintain London's competitiveness as a global financial sector – this is too valuable a prize to be thrown away."
(17) Boyle, who on Sunday night received an outstanding contribution prize at the Empire awards, said he was not a fan of stereoscope on film and doubted it would survive.
(18) The possible reasons why Kitasato lost the first Nobel Prize for medicine to von Behring are presented.
(19) The Tasmanian writer said he was “stunned” to be in the running for the prestigious UK-based literary prize, which for the first time has been opened to authors of any nationality.
(20) But NS&I has announced that it is cutting the prize fund rate from 1 May, although the chances of winning a prize will remain the same at 30,000-1 as the number of £25 prizes will increase.