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      adj deadly
      The figure shows that the lethal dose for the most sensitive individuals is about 70 mg.
      Lethal injection is the practice of injecting a person with a fatal dose of drugs for the express purpose of causing immediate death.
      Marvin Wilson, 54, was pronounced dead at 6:27 p.m., 14 minutes after his lethal injection began at the state prison in Huntsville.
      If you answer yes, and hit the yes button, the lethal cocktail is released into the person's blood stream and within minutes, they are gone.
      Chocolate is lethal to dogs.
      BBQ chicken wings and beer, what a lethal combination.
      Here is a guy who has a lot of positives to his character but he has a fatal flaw.
      n[CU] the height above sea level
      Although the term altitude is commonly used to mean the height above sea level of a location, in geography the term elevation is often preferred for this usage.
      At high altitude, atmospheric pressure is lower than that at sea level.
      Medicine recognizes that altitudes above 1,500 metres (4,900 ft) start to affect humans.
      Altitude sickness-also known as acute mountain sickness (AMS), altitude illness, is a pathological effect of high altitude on humans, caused by acute exposure to low partial pressure of oxygen at high altitude. It commonly occurs above 2,400 metres (8,000 feet).
      The same changes that help the body cope with high altitude increase performance back at sea level.
      Using GRACE, a pair of orbiting satellites racing around the planet at an altitude of 300 miles, it comes to the eye-popping conclusion that the Himalayas have barely melted at all in the past 10 years.
      Compare these words: altitude, aptitude, attitude, fortitude, gratitude, and latitude.
      n[C] a long narrow band of leather used to direct a horse
      also a verb
      Tack is a piece of equipment or accessory equipped on horses in the course of their use as domesticated animals. Saddles, stirrups, bridles, halters, reins, bits, harnesses, martingales, and breastplates are all forms of horse tack.
      Alexander's wife was declared Queen Regent. She had the title, but the Pharisees held the reins of power.
      If given free rein many of them would wear the same old comfortable thing every day.
      He has kept a tight rein on costs, keeping the number of retail outlets selling Samsung phones at 90,000, less than half of Nokia's 200,000.
      After China took over the reins of power in 1999 - making Macau, like Hong Kong, a special administrative region - the industry expanded exponentially.
      Chairman Hal Rogers is committed to reining in federal spending.
      In a time when governments are seeking to rein back public expenditure, those receiving government funding can expect to be called to account.
      We need to end this reign of terror.
      v[IT] ≠overestimate
      also a noun
      Never underestimate the greed of the financial players.
      I think that there is a real risk that the Bush Administration underestimates the difficulties.
      Ross was such an underestimated musician and songwriter.
      I think you are all underestimating the staying power of George Washington.
      If only one in 100 of those planets harbors life, which is likely to be an underestimate, then there are two billion living planets.
      n[U] a building material used for coating walls and ceilings ¶ Band-Aid
      also a verb
      Plaster is manufactured as a dry powder and is mixed with water to form a paste when used.
      Molding, or moulding (Commonwealth), also known as coving (UK, Australia) is a strip of material with various profiles used to cover transitions between surfaces or for decoration. It is traditionally made from solid milled wood or plaster but may be made from plastic or reformed wood.
      "This is a nice apartment." "Thanks. The moldings are all original."
      Spackling paste is a putty used to fill holes, small cracks, and other minor surface defects in wood, drywall, and plaster. Spackle is a registered trademark.
      Ross's now empty apartment, he is spackling some holes shut.
      The term plaster can refer to gypsum plaster (also known as plaster of Paris), lime plaster, or cement plaster.
      Gypsum plaster is produced by heating gypsum to about 300 °F (150 °C).
      Lime plaster is type of plaster composed of hydrated lime, sand and water.
      Cement plaster is a mixture of suitable plaster, sand, portland cement and water.
      Band-Aid is a brand name of American pharmaceutical and medical devices giant Johnson & Johnson's line of adhesive bandages and related products.
      A plaster cast is a copy made in plaster of another 3-dimensional form.
      Carol and Susan's caterer had a mountain bike accident this weekend, and she's in a full body cast.
      The interior walls were plastered with clay.
      Fairy godmother's face was plastered with make-up.
      The walls were plastered with flyers.
      His greasy hair was plastered to his forehead with sweat.
      Plastered means extremely drunk (hammered, tanked, or wasted).
      n[C] a news report on radio or TV ¶ an official statement about sth ¶ printed newsletter
      Breaking news, also known as a special report or news bulletin, is a current issue that broadcasters feel warrants the interruption of scheduled programming and/or current news in order to report its details.
      A bulletin board (pinboard, pin board, noticeboard, or notice board in British English) is a surface intended for the posting of public messages.
      A bulletin board system, or BBS, is a computer system running software that allows users to connect and log into the system using a terminal program.
      The POST method is designed to allow a uniform method to cover the following functions: Annotation of existing resources; Posting a message to a bulletin board, newsgroup, mailing list, or similar group of articles; Providing a block of data, such as the result of submitting a form, to a data-handling process; Extending a database through an append operation.
      Those facts had been recognized in the January-March 1957 bulletin of the Research Group for European Migration problems.
      n[C] the center or central part of sth
      A hub is the center part of a bicycle wheel. It consists of an axle, bearings and a hub shell. The bearings allow the hub shell (and the rest of the wheel parts) to rotate freely about the axle.
      Airline hubs are airports that an airline uses as a transfer point to get passengers to their intended destination. It is part of a hub and spoke model, where travelers moving between airports not served by direct flights change planes en route to their destinations.
      An Ethernet hub is a device for connecting multiple Ethernet devices together and making them act as a single network segment (a portion of a network).
      A router is a networking device, commonly specialized hardware, that forwards data packets between computer networks.
      A USB hub is a device that expands a single USB port into several so that there are more ports available to connect devices to a host system.
      From the beginning, the library has been the hub of the campus and a center for technology.
      v[IT] move up and down or from side to side with quick, light movements
      also a noun
      Pigeons fluttered down to snap up earthworms.
      Lincoln was the first president in which they made prints of his photographs and during the convention, fluttered them down like confetti.
      As I ride up to the thirtieth floor, a thousand butterflies stretch their wings and flutter erratically in my stomach. Why am I so nervous?
      Her breath hitched and her long lashes fluttered.
      "Heart flutter" may refer to an abnormally rapid heartbeat.
      "Heart f-f-flutter?" she stuttered.
      Flutter-tonguing is a wind instrument tonguing technique in which performers flutter their tongue to make a characteristic "FrrrrFrrrrr" sound.
      Whenever Leonard is with Penny he finds himself in a flutter (a state of nervous or confused excitement).
      When she got the song exactly right she took it straight through to the end without a flutter of hesitation.
      Monica and Chandler had a flutter (bet) on the roulette table at the casino.
      adj mad or very stupid
      "Yeah, you're gonna go up to her and say, "Here's your egg back, I'm returning your egg."" "I think it's insane."
      I think it's totally insane, I mean, they work for the hospital. It's like returning to the scene of the crime.
      "That's my monkey. That's Patti, Patti the monkey." "Are you insane? Come here, Marcel, Come on."
      What? Are you insane? This woman stole from you. She stole. She's a stealer.
      Sanity appears to be returning to the stock market.
      n[U] a protective covering that is used to prevent damage from being inflicted to an object, individual, or vehicle
      Personal armor is used to protect soldiers and war animals such as war horses.
      In the early 15th century, advances in weaponry allowed infantry to defeat armored knights on the battlefield.
      Today, ballistic vests, also known as flak jackets, made of ballistic cloth (Kevlar etc) and ceramic or metal plates are common among police forces, security staff, corrections officers and some branches of the military.
      A bulletproof vest, ballistic vest or bullet-resistant vest is an item of personal armor that helps absorb the impact from firearm-fired projectiles and shrapnel from explosions, and is worn on the torso.
      A knight in shining armor is a brave man who saves someone, especially a woman, from a dangerous situation.
      A chink in someone's armor is a weakness in someone's character or in something they have said, that you can use to attack them.
      Someone's Achilles heel is the weakest point in their character or nature, where it is easiest for other people to attack or criticize them.
      Vehicle armor is used on warships and armored fighting vehicles.
      Composite armor is a type of vehicle armor consisting of layers of different material such as metals, plastics, ceramics or air.
      An element of explosive reactive armor consists of a sheet or slab of high explosive sandwiched between two plates, typically metal, called the reactive or dynamic elements. On attack by a penetrating weapon, the explosive detonates, forcibly driving the metal plates apart to damage the penetrator.
      n[C] a small, durable, general-purpose vehicle used by the U.S. Army during and after World War II
      Jeep is a brand of American automobiles that is a marque of Chrysler Group LLC, a multinational manufacturer in a global strategic alliance with Fiat.
      The former Chrysler Corporation acquired the Jeep brand, along with the remaining assets of its owner American Motors, in 1987.
      Jeep's line of vehicles consists solely of sport utility vehicles and off-road vehicles but has also included pickup trucks in the past.
      The Willys MB US Army Jeep (formally the Truck, 1/4 ton, 4x4) and the Ford GPW were manufactured from 1941 to 1945. These small four-wheel drive utility vehicles are considered the iconic World War II Jeep, and inspired many similar light utility vehicles.
      n[UC] a vegetable with large green leaves eaten raw in salads
      Lettuce is a good source of vitamin A and potassium, as well as a minor source for several other vitamins and nutrients.
      Lettuce was first cultivated by the ancient Egyptians who turned it from a weed, whose seeds were used to produce oil, into a plant grown for its seeds and leaves.
      World production of lettuce and chicory for calendar year 2010 stood at 23,620,000 metric tons (23,250,000 long tons; 26,040,000 short tons), over half of which came from China.
      Lettuces have a wide range of shapes and textures, from the dense heads of the iceberg type to the notched, scalloped, frilly or ruffly leaves of leaf varieties.
      One variety, the Woju (莴苣) or asparagus lettuce, is grown for its stems, which are eaten either raw or cooked.
      Romaine or cos lettuce is a variety of lettuce that grows in a tall head of sturdy leaves with firm ribs down their centers. Unlike most lettuces, it is tolerant of heat.
      Chef salad (or chef's salad) is a salad consisting of hard-boiled eggs; one or more varieties of meat, such as ham, turkey, chicken, or roast beef; tomatoes; cucumbers; and cheese; all placed upon a bed of tossed lettuce or other leaf vegetables.
      The Cobb salad is a main-dish American garden salad made from chopped salad greens (iceberg lettuce, watercress, endives, and Romaine lettuce), tomato, crisp bacon, boiled, grilled or roasted (but not fried) chicken breast, hard-boiled egg, avocado, chives, Roquefort cheese, and red-wine vinaigrette.
      A Caesar salad is a salad of romaine lettuce and croutons dressed with parmesan cheese, lemon juice, olive oil, egg, Worcestershire sauce, garlic, and black pepper.
      Monica is tearing the lettuce.
      Sheldon asked for turkey and roast beef, with lettuce and Swiss cheese on whole wheat.
      adj not specific
      This is so generic as to be irrelevant.
      Luftwaffe is a generic German term for an air force.
      The other option is to go with a generic term, such as Barcode Scanner.
      A generic drug is a term referring to any drug marketed under its chemical name without advertising.
      C++ uses templates to enable generic programming techniques.
      n[CU] sb you know, but who is not a close friend ¶ slight friendship ¶ knowledge
      There he runs into an acquaintance of his, a Russian, Tatiana Romanova.
      I had recently seen Martha Stewart, a casual acquaintance, at a social engagement.
      At the suggestion of a mutual acquaintance, Henderson was introduced to Henry J. Woodside.
      "Penny, I feel we've developed an acquaintance," said Howard.
      Even on such short acquaintance, there was something appealing in her voice.
      Sheldon seems, on further acquaintance, to be a good-natured, sensible man.
      I made the acquaintance of a young woman, Miss Wannop, the daughter of my father's oldest friend.
      She flushed a little and said that she should be delighted to make his acquaintance.
      But in reality, they might have only met as a passing acquaintance or not even know the person at all.
      As a matter of fact, I've got a more than nodding acquaintance with Darwin's books.
      If you could send some elegant ladies of your acquaintance to my shop, I would be most grateful.
      Under the screen is the keyboard, which on first acquaintance immediately attracts attention.
      v[T] gather, acquire
      Perhaps he'll garner enough votes to be heard at the GOP convention this year.
      The discovery of a new bizarre species immediately garners journalistic attention.
      As of Tuesday night, Obama garnered 303 electoral votes out of the necessary 270 and 50 percent of the popular vote, defeating Republican opponent Mitt Romney, who only received 206 electoral votes and 49 percent of votes nationwide.
      The 63-year-old Mr. Pierce was one of the highest-paid partners at Dewey, garnering a package paying him $6 million a year for six years.
      v[IT] think seriously and deeply about sth ¶ reflect deeply on spiritual matters ¶ consider
      I am still meditating on what I read.
      The word Zen can be approximately translated as "absorption" or "meditative state".
      While the daily routine may require monks to meditate for several hours each day, during the intensive period they devote themselves almost exclusively to the practice of sitting meditation.
      One distinctive aspect of Zen meditation in groups is the use of a flat wooden slat used to keep meditators focused and awake.
      It has even been reported that Rachel meditated revenge on Ross.
      v[IT] try to end a quarrel between two people, groups, countries etc ¶ bring about (sth) by doing this
      Jimmy Carter has agreed to mediate the peace talks.
      He mediated between the warring sides and found it difficult to find a common ground for a resolution of the problem.
      The USSR also mediated in the Kashmir land dispute at Tashkent.
      In 1892 the bishop of Durham mediated in a dispute between pit owners and union representatives and achieved a settlement.
      As civilian casualties mounted in Gaza, Egypt intensified efforts to mediate a truce between the two sides.
      v[I] (birds/animals) travel regularly from one part of the world to another ¶ go to another place or part of the world
      Many bird populations migrate long distances along a flyway.
      The primary motivation for migration appears to be food; for example, some hummingbirds choose not to migrate if fed through the winter.
      Many, if not most, birds migrate in flocks.
      Bird migration is not limited to birds that can fly. Most species of penguin migrate by swimming.
      The Arctic tern probably sees more annual daylight than any other animal as it migrates from its northern breeding grounds to Antarctic waters, a return journey of more than 30,000 km (18,600 mi).
      In 91 AD, the Huns were said to be living near the Caspian Sea and by about 150 AD had migrated southeast into the Caucasus.
      The root of the problem is that people migrate into the cities in search of work.
      Emigration is the act of leaving one's country or region with the intent to settle permanently in another.
      Immigration is the movement of people into another country or region to which they are not native in order to settle there, especially as permanent residents or future citizens.
      v[T] remove sb's veil ¶ remove a cover/curtain from sth ¶ show/introduce sth new
      The statue was unveiled by the Queen.
      The U.S. National Portrait Gallery unveils a historic portrait of Eunice Kennedy Shriver.
      The teacher who cut the hair of her unveiled pupils was given a suspended six-month jail sentence by a Luxor court this week.
      Joey plans to meet investors in New York on Tuesday to unveil his turnaround plan.
      Acer has unveiled a new commercial for the Aspire S7 ultrabook starring Megan Fox.
      n[C] half of a sphere
      On Earth the Southern Hemisphere contains all or parts of five continents (Antarctica, Australia, about 9/10 of South America, the southern third of Africa, and some southern islands in Asia), four oceans (Indian, South Atlantic, Southern, and South Pacific) and most of Oceania.
      The Eastern Hemisphere is a geographical term for the half of the Earth that is east of the Prime Meridian (which crosses Greenwich, England, United Kingdom) and west of 180° longitude.
      The vertebrate cerebrum (brain) is formed by two cerebral hemispheres that are separated by a groove.
      The floating iceberg in the Arctic Ocean and the snow coating of the Northern Hemisphere are gradually depreciating with the global sea level rising with 4-8 inches over the past century.
      adj abundant, plentiful, or sufficient ¶ large in an attractive way
      Students are encouraged to apply for their visa early to provide ample time for visa processing.
      Ample evidence contradicts Murdoch's claim that "we are not anti-immigrant on Fox News".
      One main function of the First Amendment is to ensure ample opportunity for the people to determine and resolve public issues.
      There is, of course, playground equipment and ample space for children to run around in.
      Ms. Bigboobson has ample bosoms.
      In practical terms, the ampere is a measure of the amount of electric charge passing a point in an electric circuit per unit time, with 6.241E18 electrons (or one coulomb) per second constituting one ampere.
      v[IT] make or see a difference, differentiate
      State tax policy cannot discriminate against federal civil service pensions.
      An educational institution to which this section applies shall not discriminate on the basis of sex in admission or recruitment.
      There must be a way to discriminate between what is good and what is evil.
      Logic contains the rules that discriminate correct from incorrect inferences.
      Under federal law, it is illegal to discriminate against minorities and women.
      It was found that the company still discriminated on the basis of race in promotions.
      Newborn babies can discriminate between a man's and a woman's voice.
      adj empty ¶ no longer valid or legal
      v[T] make sth ~, nullify
      n[s] ~ space
      The ocean stretched before us like an endless void.
      There is plenty of other land in the Naqab, void of inhabitants, which they could use for military purposes.
      This election should be null and void with all the fraud.
      Warranty void if removed.
      Something has to fill the void, and that can only be some form of religion.
      Please press 3 to be directed into the endless void, where you will wait an eternity to speak with an underpaid and generally unhelpful human being.
      v[T] use sth for a particular purpose, assign, allot
      As a complication, ObamaCare contemplates subsidizing medical insurance coverage for younger people by diverting revenue from the payroll tax now allocated for paying medicare.
      As far as I know, money is allocated from the village to the team leaders.
      The rest will be allocated if and as needed.
      More time should be allocated for health personnel to talk with patients who have serious breast cancer diagnoses.
      Several patients were waiting to be allocated a bed.
      More money should be allocated for famine relief.
      More funds will now be allocated to charitable organizations.
      adj casuing fear and/or respect ¶ difficult to deal with
      The task looks formidable.
      These species range from the formidable American crocodile to the diminutive green anole.
      In 1972, he returned to the Democratic Party fold and was a formidable candidate in that year's presidential primaries.
      You've performed a formidable task and our entire neighborhood might be grateful to you.
      Amanda Lamb sets herself the formidable challenge of finding a home around the city with a budget of 80,000.
      The new range of computers have formidable processing power.