(n.) A precious stone or gem excelling in brilliancy and beautiful play of prismatic colors, and remarkable for extreme hardness.
(n.) A geometrical figure, consisting of four equal straight lines, and having two of the interior angles acute and two obtuse; a rhombus; a lozenge.
(n.) One of a suit of playing cards, stamped with the figure of a diamond.
(n.) A pointed projection, like a four-sided pyramid, used for ornament in lines or groups.
(n.) The infield; the square space, 90 feet on a side, having the bases at its angles.
(n.) The smallest kind of type in English printing, except that called brilliant, which is seldom seen.
(a.) Resembling a diamond; made of, or abounding in, diamonds; as, a diamond chain; a diamond field.
Example Sentences:
(1) The most suitable condition for mucosalplasty revealed the size of the diamond particle to be 200 microns, and rotational speed to be between 12,000-20,000 rpm.
(2) Of roots treated by diamond burs, 165 stained areas were evaluated; 9 (5.5%) exhibited bacteria.
(3) Hopes that the Queen's diamond jubilee and the £9bn spent on the Olympics would lift sales over the longer term have largely been dashed as growth slows and the outlook, though robust with a growing order book, remains subdued.
(4) The pieces include a barrel-shaped diamond worth at least $5m (£3.3m) and a Cartier diamond tiara estimated to be worth more than $100,000.
(5) The diamond midfield that Klinsmann has tried to introduce of late requires Altidore to do a lot of muscling and running up front, with Clint Dempsey free to run off him when the USA attack.
(6) In the context of a simplified diamond lattice model of a six-member, Greek key beta-barrel protein that is closely related in topology to plastocyanin, the nature of the folding and unfolding pathways have been investigated using dynamic Monte Carlo techniques.
(7) In the 18 asymptomatic diamond assorters, electrophysiological studies revealed an ulnar neuropathy in two (again in the hand used for holding the eye-glass).
(8) I don’t think if you go and pass a piece of legislation that said that a diamond is a square makes diamonds squares, they’re two different things.
(9) Left ventricular compliance was evaluated by various indices (Diamond, Mirsky, Gaasch, Laird), and was found to be increased equally in the chronic and acute types.
(10) The selection of diamond-coates whetstones manufactured by Chirana for turbine drills is extended at present by two new types of toods with a different size of diamond particles.
(11) This cross-sectional study was undertaken after the discovery of cobalt-related fibrosing alveolitis and bronchial asthma in diamond polishers occupationally exposed to cobalt.
(12) In January 2007 the Guardian disclosed that BAE had used an offshore front company, Red Diamond , to secretly pay £8.4m, 30% of the radar's ostensible price, into a Swiss account.
(13) Entwistle's chances were at one stage thought to have diminished in the wake of the much-criticised BBC coverage of the Diamond Jubilee pageant, which came under his responsibility.
(14) Each component of the bonding agent (Syntac: Ivoclar Vivadent) was labelled with a fluorescent dye, the unfilled resin being light cured for 30 s with the composite restoration placed in one increment and light cured for 40 s. The samples were longitudinally sectioned using a slow speed diamond saw underwater, either immediately or 24 h post placement.
(15) Sharply escalating the sanctions regime against Tehran, the EU also froze the Iranian central bank's assets in Europe and banned gold, precious metals and diamond transactions.
(16) Logging, cattle farming and soy plantations are key, plus the increased construction of dams and road, and shifting patterns of farming for local people and mining (for diamonds, bauxite, manganese, iron, tin, copper, lead and gold).
(17) The country’s supreme court ruled that Imelda Marcos illegally acquired the items, including diamond-studded tiaras and an extremely rare 25-carat pink diamond.
(18) They contrast this with the proposal that infants may make the AB error because of immaturity of the frontal lobe system (Diamond; Diamond & Goldman-Rakic).
(19) The exposure came from the diamond cobalt discs used for polishing diamonds, which had as the hard element microdiamonds, cemented in an alloy of pure cobalt.
(20) Bob Diamond did not believe he received an instruction from Paul Tucker or that he gave an instruction to Jerry del Missier.
Zirconium
Definition:
(n.) A rare element of the carbon-silicon group, intermediate between the metals and nonmetals, obtained from the mineral zircon as a dark sooty powder, or as a gray metallic crystalline substance. Symbol Zr. Atomic weight, 90.4.
Example Sentences:
(1) The sodium (Na) zinc (Zn) and zirconium (Zr) derivatives of PT were studied and the effects of duration of contact and concentration of the NaPT and ZnPT in test solutions were examined.
(2) The elements added to increase radiopacity in the composite materials are barium, strontium, zinc, zirconium, and ytterbium.
(3) The energy was coupled into a 250-microns core diameter zirconium-fluoride fiber.
(4) The residue was taken up with 2 M perchloric acid and zirconium in the solution was extracted with 0.1 M thenoyltrifluoroacetone (TTA) in benzene.
(5) Porous microparticulate zirconium oxide shows very different selectivities and pH dependencies for the separation of benzoic acid derivatives than do conventional bonded-phase anion-exchange supports.
(6) Cellulose was converted into a more reactive form by chelation with the transition metals titanium(III), iron(III), tin(IV), vanadium(III), and zirconium(IV).
(7) A high in vitro stability of the zirconium-desferal complex was observed; less than 0.2% zirconium was lost within 24 h in plasma-solutions.
(8) All processes are based mainly on ion-exchange separations using amorphous zirconium phosphate.
(9) After administration at low doses of soluble salt of hafnium, this element was similarly concentrated in nodular lymphatic cells and was as zirconium uniquely localized in the lysosomes of macrophages where it is associated with phosphorus.
(10) The 99Mo is present as a zirconium molybdate gel, the high molybdate content of which allows the use of (n, gamma) 99Mo.
(11) The cause of this impaired calcemic response was investigated by reinfusing rats with their own urine that had been pretreated with either activated charcoal or zirconium oxide in two different anionic forms, or urine that had been ultrafiltrated through an Amicon membrane of which the stated molecular-weight cut-off of the smallest pore-size membrane was 500 daltons.
(12) Although zirconium fluoride fibers have high through-put efficiencies that facilitate study of laser tissue interactions at 2.94 microns, problems encountered with fragility and solubility of the bare tip in aqueous media limit its usefulness.
(13) An automated method, based on the chelating reaction of calcium disodium edetate with zirconium and the subsequent determination of excess zirconium reacted with xylenol orange, was developed.
(14) In this work we have studied intracellular concentration sites of zirconium after injection of low doses of zirconium sulphate.
(15) Other components registered in quantities of 5-10 wt-% were barium, aluminum, zinc, and zirconium.
(16) Laser energy was delivered as a single pulse (250 microseconds) by tissue fiber optic contact with low hydroxyl-fused silica (200 and 500 microns), zirconium fluoride (250 microns), or sapphire (250 microns) fiber optics.
(17) Despite suspicion that inhalation of zirconium should be capable of causing human pulmonary disease, documentation of zirconium pneumoconiosis in humans has been lacking.
(18) The elements antimony, ruthenium, lead, and cesium were enriched on the smallest particles, indicating that they were in a volatile chemical form, while cerium, zirconium, and radium were nonvolatile at the combustion temperatures.
(19) Alveolar macrophages from the rabbit were exposed in the culture medium to zirconium and aluminum salts.
(20) In subjects exposed to a hot environment, short-term topical pretreatment with aluminium zirconium tetrachlorhydrate delayed the onset of visible sweating although it failed to prevent the response.