(v. t.) To render (an effort or attempt) vain or nugatory; to baffle; to outwit; to balk; to frustrate; to defeat.
(v. t.) To blunt; to dull; to spoil; as, to foil the scent in chase.
(v. t.) To defile; to soil.
(n.) Failure of success when on the point of attainment; defeat; frustration; miscarriage.
(n.) A blunt weapon used in fencing, resembling a smallsword in the main, but usually lighter and having a button at the point.
(n.) The track or trail of an animal.
(n.) A leaf or very thin sheet of metal; as, brass foil; tin foil; gold foil.
(n.) A thin leaf of sheet copper silvered and burnished, and afterwards coated with transparent colors mixed with isinglass; -- employed by jewelers to give color or brilliancy to pastes and inferior stones.
(n.) Anything that serves by contrast of color or quality to adorn or set off another thing to advantage.
(n.) A thin coat of tin, with quicksilver, laid on the back of a looking-glass, to cause reflection.
(n.) The space between the cusps in Gothic architecture; a rounded or leaflike ornament, in windows, niches, etc. A group of foils is called trefoil, quatrefoil, quinquefoil, etc., according to the number of arcs of which it is composed.
Example Sentences:
(1) The magnitude of improvement achieved is dependent upon field size, SSD, the atomic number of the foil material, and foil thickness.
(2) Membranes were sandwiched between two gas-permeable, plastic foils, placed in a sealed cuvette, and gassed with H2 as reductant or O2 as oxidant.
(3) Based on the macrophage-specific release using crystalline silica, and the production and secretion of at least three hemopoietic regulatory factors (erythropoietin, colony stimulating factor and a multipotential stem cell enhancing and maintaining factor) into the extracellular fluid of bone marrow-derived macrophages grown on hydrophobic teflon foils, a hypothesis for the regulation of hemopoiesis is proposed.
(4) The entrance window is 12 microns Melinex foil with a thin aluminium surface.
(5) The present study investigated these inconsistencies by manipulating nonword foil lexicality (i.e., the similarity of nonword foils to words), semantic priming, and word frequency in two lexical decision experiments.
(6) International negotiations extend over long periods of time and there are significant steps that we still have to undertake, but the important thing is to continue to make forward progress.” Rich countries accused of foiling effort to give poorer nations a voice on tax Read more Manuel Montes , however, senior adviser on finance and development at the South Centre in Geneva and one of the architects of the financing for development process, felt developing countries had lost more than they had gained.
(7) Mononuclear cells were isolated from whole blood by cytapheresis and cultured for 7 days with 2% autologous serum on hydrophobic Teflon foils.
(8) Maybe it will do him good to go away with England.” Such is the cyclical life of goalscorers, there are times when those fractions that can be the difference between a ball ending up nestled in the net, or agonisingly wide, or foiled by a goalkeeper that probably seems 10 feet tall, loom large.
(9) A stick, 5 to 6 cm long, made of a glass capillary tube, or, aluminium foil, with ends bended as a hock, are weighted up to 0.001 g. Introduce one stick previously weighted in diluted plasma.
(10) The colour to channel for next season is, in fact, not matt buttercup yellow but the gold-foil sheen best explained as the colour of the toffee penny in a box of Quality Street.
(11) I think it was just excited commentary, and it sounds like people are trying to get a lot out the door in terms of Christmas purchases of books.” On Monday morning, Morrison insisted the phone call was of “no consequence” and that linking it with the September spill amounted to “tin foil hat conspiracies”.
(12) A reason for this is the worse demarcability of the pre-beta-lipoprotein proportion in the curves of the densitometre of acetate foils.
(13) A new cell culture technique is described which is based on the observation that foils cast from the melamine resin hexamethylol-melamine-ether are suitable for the cultivation of beating heart muscle cells and fibroblasts of the rat.
(14) The parent nuclide, W-178 (half-life 21.7 d), was produced in the Michigan State University cyclotron by proton bombardment of stacked natural tantalum-foil targets.
(15) A plastic IUD bearing copper foil (42 mm2) was inserted into one horn of the rabbit uterus and a physically similar platinum-bearing IUD in the contralateral horn served as a control.
(16) This study compared the performance of a new computerized occlusal analysis (T-Scan) system with that of Accufilm and Shimstock foil for the registration of tooth contacts on a laboratory model.
(17) Four lead layers (three additional foils equalling 3.92 x 10(-3) mm of lead) on the conventional film package resulted in a significant dose reduction.
(18) From then on, different features were added over the years, including more use of colour, watermark portraits of the queen, highly detailed machine engravings, reflective foil patches and holographic strips.
(19) A lovely counterattack following some ponderous behaviour by NZ outside the Slovakia box, before Vittek was foiled as he was about to pull the trigger.
(20) The nuclear regulation authority said the radiation comprised mostly beta rays that could be blocked by aluminium foil, unlike more penetrative gamma rays.
Prevent
Definition:
(v. t.) To go before; to precede; hence, to go before as a guide; to direct.
(v. t.) To be beforehand with; to anticipate.
(v. t.) To intercept; to hinder; to frustrate; to stop; to thwart.
(v. i.) To come before the usual time.
Example Sentences:
(1) Down and up regulation by peptides may be useful for treatment of cough and prevention of aspiration pneumonia.
(2) This death is also dependent on the presence of chloride and is prevented with the non-selective EAA antagonist, kynurenic acid, but is not prevented by QA.
(3) Parents of subjects at the experimental school were visited at home by a community health worker who provided individualized information on dental services and preventive strategies.
(4) The most successful dyes were phenocyanin TC, gallein, fluorone black, alizarin cyanin BB and alizarin blue S. Celestin blue B with an iron mordant is quite successful if properly handled to prevent gelling of solutions.
(5) The penetration of (22)Na was not prevented by the presence of metabolic inhibitors or by 500 mm NaCl in the suspending medium.
(6) This would disrupt and prevent Isis from maintaining stable and reliable sources of income.
(7) This decrease was prevented by DOCA, hydrocortisone and corticosterone.
(8) Elderly women need to follow the same strategies as postmenopausal women with more emphasis on prevention of falls.
(9) Treatment of the bound F1-ATPase with 4-chloro-7-nitrobenzofurazan prevented complete release of the enzyme by ATP.
(10) Results in May 89 emphasizes: the relevance and urgency of the prevention of AIDS in secondary schools; the importance of the institutional aspect for the continuity of the project; the involvement of the pupils and the trainers for the processus; the feasibility of an intervention using only local resources.
(11) It was hypothesized that compensatory restraining influences of surrounding soft tissues prevented a more severe facial malformation from occurring.
(12) Defibrotide prevents the dramatic fall of creatine phosphokinase activity in the ischemic ventricle: metabolic changes which reflect changes in the cells affected by prolonged ischemia.
(13) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
(14) This was carried out on the healthy subjects for a total of 12 nights without medication (control nights asleep), a total of 12 nights following 40 mg of flucortolone the previous morning, and a total of 6 nights with similar blood sampling when sleep was prevented (control nights awake).
(15) He also deals with the incidence, conservative and surgical treatment of osteo-arthrosis in old age and with the possibilities of its prevention.
(16) Possibilities to achieve this both in the curative and the preventive field are restricted mainly due to the insufficient knowledge of their etiopathogenesis.
(17) Current status of prognosis in clinical, experimental and prophylactic medicine is delineated with formulation of the purposes and feasibility of therapeutic and preventive realization of the disease onset and run prediction.
(18) Solely infectious waste become removed hospital-intern and -extern on conditions of hygienic prevention, namely through secure packing during the transport, combustion or desinfection.
(19) Communicating sustainability is a subtle attempt at doing good Read more And yet, in environmental terms it is infinitely preferable to prevent waste altogether, rather than recycle it.
(20) From the social economic point of view nosocomial infections represent a very important cost factor, which could be reduced to great deal by activities for prevention of nosocomial infection.