(n.) One of the elements, a heavy, pliable, inelastic metal, having a bright, bluish color, but easily tarnished. It is both malleable and ductile, though with little tenacity, and is used for tubes, sheets, bullets, etc. Its specific gravity is 11.37. It is easily fusible, forms alloys with other metals, and is an ingredient of solder and type metal. Atomic weight, 206.4. Symbol Pb (L. Plumbum). It is chiefly obtained from the mineral galena, lead sulphide.
(n.) An article made of lead or an alloy of lead
(n.) A plummet or mass of lead, used in sounding at sea.
(n.) A thin strip of type metal, used to separate lines of type in printing.
(n.) Sheets or plates of lead used as a covering for roofs; hence, pl., a roof covered with lead sheets or terne plates.
(n.) A small cylinder of black lead or plumbago, used in pencils.
(v. t.) To cover, fill, or affect with lead; as, continuous firing leads the grooves of a rifle.
(v. t.) To place leads between the lines of; as, to lead a page; leaded matter.
(v. t.) To guide or conduct with the hand, or by means of some physical contact connection; as, a father leads a child; a jockey leads a horse with a halter; a dog leads a blind man.
(v. t.) To guide or conduct in a certain course, or to a certain place or end, by making the way known; to show the way, esp. by going with or going in advance of. Hence, figuratively: To direct; to counsel; to instruct; as, to lead a traveler; to lead a pupil.
(v. t.) To conduct or direct with authority; to have direction or charge of; as, to lead an army, an exploring party, or a search; to lead a political party.
(v. t.) To go or to be in advance of; to precede; hence, to be foremost or chief among; as, the big sloop led the fleet of yachts; the Guards led the attack; Demosthenes leads the orators of all ages.
(v. t.) To draw or direct by influence, whether good or bad; to prevail on; to induce; to entice; to allure; as, to lead one to espouse a righteous cause.
(v. t.) To guide or conduct one's self in, through, or along (a certain course); hence, to proceed in the way of; to follow the path or course of; to pass; to spend. Also, to cause (one) to proceed or follow in (a certain course).
(v. t.) To begin a game, round, or trick, with; as, to lead trumps; the double five was led.
(v. i.) To guide or conduct, as by accompanying, going before, showing, influencing, directing with authority, etc.; to have precedence or preeminence; to be first or chief; -- used in most of the senses of lead, v. t.
(v. t.) To tend or reach in a certain direction, or to a certain place; as, the path leads to the mill; gambling leads to other vices.
(n.) The act of leading or conducting; guidance; direction; as, to take the lead; to be under the lead of another.
(n.) precedence; advance position; also, the measure of precedence; as, the white horse had the lead; a lead of a boat's length, or of half a second.
(n.) The act or right of playing first in a game or round; the card suit, or piece, so played; as, your partner has the lead.
(n.) The course of a rope from end to end.
(n.) The width of port opening which is uncovered by the valve, for the admission or release of steam, at the instant when the piston is at end of its stroke.
(n.) the distance of haul, as from a cutting to an embankment.
(n.) The action of a tooth, as a tooth of a wheel, in impelling another tooth or a pallet.
Example Sentences:
(1) Thirty-two patients (10 male, 22 female; age 37-82 years) undergoing maintenance haemodialysis or haemofiltration were studied by means of Holter device capable of simultaneously analysing rhythm and ST-changes in three leads.
(2) Herpesviruses such as EBV, HSV, and human herpes virus-6 (HHV-6) have a marked tropism for cells of the immune system and therefore infection by these viruses may result in alterations of immune functions, leading at times to a state of immunosuppression.
(3) LHRH therapy leads to higher plasma LH levels and a lower FSH in response to an intravenous LHRH test.
(4) These results demonstrate that increased availability of galactose, a high-affinity substrate for the enzyme, leads to increased aldose reductase messenger RNA, which suggests a role for aldose reductase in sugar metabolism in the lens.
(5) These are typically runaway processes in which global temperature rises lead to further releases of CO², which in turn brings about more global warming.
(6) Results indicated a .85 probability that Directive Guidance would be followed by Cooperation; a .67 probability that Permissiveness would lead to Noncooperation; and a .97 likelihood that Coerciveness would lead to either Noncooperation or Resistance.
(7) It would be fascinating to see if greater local government involvement in running the NHS in places such as Manchester leads over the longer term to a noticeable difference in the financial outlook.
(8) The Frenchman’s 65th-minute goal was a fifth for United and redemptive after he conceded the penalty from which CSKA Moscow took a first-half lead.
(9) Our results indicate that increasing the delay for more than 8 days following irradiation and TCD syngeneic BMT leads to a rapid loss of the ability to achieve alloengraftment by non-TCD allogeneic bone marrow.
(10) report the complications registered, in particular: lead's displacing 6.2%, run away 0.7%, marked hyperthermya 0.0%, haemorrage 0.4%, wound dehiscence 0.3%, asectic necrosis by decubitus 5%, septic necrosis 0.3%, perforation of the heart 0.2%, pulmonary embolism 0.1%.
(11) The availability and success of changes in reproductive technology should lead to a reappraisal of the indications for hysterectomy, especially in young women.
(12) Photoirradiation of F1 in the presence of the analog leads to inactivation depending linearly on the incorporation of label.
(13) In patients with coronary artery disease, electrocardiographic signs of left atrial enlargement (LAE-negative P wave deflection greater than or equal to 1 mm2 in lead V1) are associated with increased left ventricular end diastolic pressure (LVEDP).
(14) The new Somali government has enthusiastically embraced the new deal and created a taskforce, bringing together the government, lead donors (the US, UK, EU, Norway and Denmark), the World Bank and civil society.
(15) Suggested is a carefully prepared system of cycling videocassettes, to effect the dissemination of current medical information from leading medical centers to medical and paramedical people in the "bush".
(16) Mitonafide is the lead compound of a new series of antitumor drugs, the 3-Nitronaphthalimides, which have shown antineoplastic activity in vitro as well as in vivo.
(17) The presently available data allow us to draw the following conclusions: 1) G proteins play a mediatory role in the transmission of the signal(s) generated upon receptor occupancy that leads to the observed cytoskeletal changes.
(18) In the case presented, overdistension of a jejunostomy catheter balloon led to intestinal obstruction and pressure necrosis (of the small bowel), with subsequent abscess formation leading to death from septicemia.
(19) This is rapidly followed by a gamut of changes leading to demyelination.
(20) In crosses between inverted repeats, a single intrachromatid reciprocal exchange leads to inversion of the sequence between the crossover sites and recovery of both genes involved in the event.
Leader
Definition:
(n.) One who, or that which, leads or conducts; a guide; a conductor.
(n.) One who goes first.
(n.) One having authority to direct; a chief; a commander.
(n.) A performer who leads a band or choir in music; also, in an orchestra, the principal violinist; the one who plays at the head of the first violins.
(n.) A block of hard wood pierced with suitable holes for leading ropes in their proper places.
(n.) The principal wheel in any kind of machinery.
(n.) A horse placed in advance of others; one of the forward pair of horses.
(n.) A pipe for conducting rain water from a roof to a cistern or to the ground; a conductor.
(n.) A net for leading fish into a pound, weir, etc. ; also, a line of gut, to which the snell of a fly hook is attached.
(n.) A branch or small vein, not important in itself, but indicating the proximity of a better one.
(n.) The first, or the principal, editorial article in a newspaper; a leading or main editorial article.
(n.) A type having a dot or short row of dots upon its face.
(n.) a row of dots, periods, or hyphens, used in tables of contents, etc., to lead the eye across a space to the right word or number.
Example Sentences:
(1) In attacking the motion to freeze the licence fee during today's Parliamentary debate the culture secretary, Andy Burnham, criticised the Tory leader.
(2) Squadron Leader Kevin Harris, commander of the Merlins at Camp Bastion, the main British base in Helmand, praised the crews, adding: "The Merlins will undergo an extensive programme of maintenance and cleaning before being packed up, ensuring they return to the UK in good order."
(3) On 9 January 2002, a few hours after Blair became the first western leader to visit Afghanistan's new post-Taliban leader, Hamid Karzai, an aircraft carrying the first group of MI5 interrogators touched down at Bagram airfield, 32 miles north of Kabul.
(4) The criticism over the downgrading of the leader of the Lords was led by Lord Forsyth of Drumlean, a former Scotland secretary, who is a respected figure on the right.
(5) David Cameron last night hit out at his fellow world leaders after the G8 dropped the promise to meet the historic aid commitments made at Gleneagles in 2005 from this year's summit communique.
(6) To a supporter at the last election like me – someone who spoke alongside Nick Clegg at the curtain-raiser event for the party conference during the height of Labour's onslaught on civil liberties, and was assured privately by two leaders that the party was onside about civil liberties – this breach of trust and denial of principle is astonishing.
(7) Fatah leader Yahya Rabah said the organisation would celebrate "with our brothers in Hamas", the Ma'an news agency reported.
(8) We have examined the in vitro membrane assembly characteristics of a variety of leader peptidase mutants and found that domains required for insertion in vivo are also necessary for insertion in vitro.
(9) Meanwhile Ed Miliband, the Labour leader, waiting anxiously for news of the scale of the Labour advance in his first nationwide electoral test, will urge the electorate not to be duped by the promise of a coalition mark 2, predicting sham concessions by the Conservatives .
(10) For this to work, its leaders had to be able to at least influence the behaviour and tactics of the militant operators on the ground.
(11) Coup leader Captain Amadou Sanogo on Friday pleaded for foreign help to preserve the territorial integrity of the former French colony, a major gold and cotton producer.
(12) In a poll before the debate, 48% predicted that Merkel, who will become Europe's longest serving leader if re-elected on 22 September, would emerge as the winner of the US-style debate, while 26% favoured Steinbruck, a former finance minister who is known for his quick-wit and rhetorical skills, but sometimes comes across as arrogant.
(13) Leaders of Tory local government are preparing radical proposals for minimum 10% cuts in public spending in the search for savings.
(14) He is a leader and helps manage the defence, while Pablo Armero can be a bit of a loose cannon but he is certainly a talented player.
(15) Gove said in the interview that he did not want to be Tory leader, claiming that he lacked the "extra spark of charisma and star quality" possessed by others.
(16) But to treat a mistake as an automatic disqualification for advancement – even as heinous a mistake as presiding over a botched operation that resulted in the killing of an innocent man – could be depriving organisations, and the country, of leaders who have been tested and will not make the same mistake again.
(17) "It's a very open question as to whether this will come," said a diplomat in Brussels, adding that Cameron could find himself in the lonely position of being the sole national leader urging a renegotiation.
(18) The nucleoprotein gene is located proximal to the 3' end of the genome and is preceeded by a putative leader sequence.
(19) The PUP leader told the ABC his announcement would have international significance.
(20) The prime minister insisted, however, that he and other world leaders were not being stubborn over demands that the Syrian leader, President Bashar al-Assad, step down at the end of the peace process.