(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.
Leaf
Definition:
(n.) A colored, usually green, expansion growing from the side of a stem or rootstock, in which the sap for the use of the plant is elaborated under the influence of light; one of the parts of a plant which collectively constitute its foliage.
(n.) A special organ of vegetation in the form of a lateral outgrowth from the stem, whether appearing as a part of the foliage, or as a cotyledon, a scale, a bract, a spine, or a tendril.
(n.) Something which is like a leaf in being wide and thin and having a flat surface, or in being attached to a larger body by one edge or end; as : (a) A part of a book or folded sheet containing two pages upon its opposite sides. (b) A side, division, or part, that slides or is hinged, as of window shutters, folding doors, etc. (c) The movable side of a table. (d) A very thin plate; as, gold leaf. (e) A portion of fat lying in a separate fold or layer. (f) One of the teeth of a pinion, especially when small.
(v. i.) To shoot out leaves; to produce leaves; to leave; as, the trees leaf in May.
Example Sentences:
(1) The dumplings could also be served pan-fried in browned butter and tossed with a bitter leaf salad and fresh sheep's cheese for a lighter, but equally delicious option.
(2) Subsequently the plant protein was partially purified from leaf extract.
(3) In autumn, leaf-heaps composted themselves on sunken patios, and were shovelled up by irritated owners of basement flats.
(4) Isolated nuclei from green leaf tissue of tomato plants infected with potato spindle tuber viroid (PSTVd) were bound to microscope slides, fixed with formaldehyde and hybridized with biotinylated transcripts of cloned PSTVd cDNA.
(5) The nuclear membrane was highly deformed with a leaf-like profile in cross-section, possibly due to an interaction with the rod-like, condensed chromosomes.
(6) The mass of glycolic acid recovered from sunflower leaf tissue was proportional to the amount of tissue extracted.
(7) cDNA clones of potato virus X (PVXcp strain), potato virus Y (PVYo strain), potato leaf roll virus (PLRV) and potato spindle tuber viroid (PSTV) were used separately or combined for the detection of the corresponding RNAs in extracts of infected plants.
(8) Positive cDNA clones isolated from both a pea leaf and embryo lambda gt11 expression library using an antibody raised against the purified lipoamide dehydrogenase proved to be the product of a single gene.
(9) Betel leaf extract at the dose levels used in the present study did not affect the body weight gain among rats.
(10) Poison oak, ivy, and sumac dermatitis is a T-cell-mediated reaction against urushiol, the oil found in the leaf of the plants.
(11) Leaf TBC was usually third while fiber had the least TBC.
(12) Using this estimate, the pure Photosystem I emission spectrum was subtracted from the measured emission spectrum of a flashed leaf to give an emission spectrum representative of pure Photosystem II fluorescence at -196 degrees C. Emission spectra were also measured on flashed leaves which had been illuminated for several hours in continuous light.
(13) The effect of 50% methanolic extract (U-ext) from Bearberry leaf on immuno-inflammation was studied by contact dermatitis caused by picryl chloride (PC-CD) in mice.
(14) Several antisera from rabbits immunized with tobacco smoke components reacted by immunoprecipitation with tobacco smoke or leaf antigens.
(15) DNP treatment reduced ion absorption by leaf tissue.
(16) Instead, cell divisions are gradually restricted to the base of the leaf with localized sites of increased division at the preligule region.
(17) In the leaf-nosed bat, Macrotus californicus, a 4.5-month period of delayed early embryogenesis (October-March) precedes a 3.5-month period of normal embryogenesis (March-June).
(18) Plastic responses in leaf form resulting from ontogenetic or external influences are initiated very early in primordial development and are brought about by effects on the rate and direction of cell division and expansion in different regions of the primordium.
(19) Northern blot analysis of infected leaf tissue extracts revealed the presence of an oligomeric series of plus RNAs (of monomer size and greater) but minus RNAs were present only as high molecular weight species of heterogeneous size.
(20) And, hey, until Friday morning, most surveillance reform advocates were worried about the Senate ramming through the currently neutered version of the USA Freedom Act as its fig leaf of reform, before going back to business as usual and proposing bills that will give the NSA more power – not less.