(v. t.) To cut, clip, or sever anything from with shears or a like instrument; as, to shear sheep; to shear cloth.
(v. t.) To separate or sever with shears or a similar instrument; to cut off; to clip (something) from a surface; as, to shear a fleece.
(v. t.) To reap, as grain.
(v. t.) Fig.: To deprive of property; to fleece.
(v. t.) To produce a change of shape in by a shear. See Shear, n., 4.
(v. t.) A pair of shears; -- now always used in the plural, but formerly also in the singular. See Shears.
(v. t.) A shearing; -- used in designating the age of sheep.
(v. t.) An action, resulting from applied forces, which tends to cause two contiguous parts of a body to slide relatively to each other in a direction parallel to their plane of contact; -- also called shearing stress, and tangential stress.
(v. t.) A strain, or change of shape, of an elastic body, consisting of an extension in one direction, an equal compression in a perpendicular direction, with an unchanged magnitude in the third direction.
(v. i.) To deviate. See Sheer.
(v. i.) To become more or less completely divided, as a body under the action of forces, by the sliding of two contiguous parts relatively to each other in a direction parallel to their plane of contact.
Example Sentences:
(1) The sticking probability decreased as the cell receptor concentration was lowered from approximately 10(4) to 10(2) receptors per 4-microns diam liposome and as the shear rate increased from 5 to 22 s-1.
(2) Gonococcal outer membranes were purified by differential ultracentrifugation of sheared organisms treated with EDTA.
(3) This movement generates forward and backward shearing force in the stagnation region as the separated flow migrates back and forth.
(4) This model characterized the abnormal flow by a weak fluctuation of wall shear stress at the site adjacent to the vessel wall.
(5) The hemolytic characteristics of 14 different polydimethyl-siloxane materials were studied, using a rotating disk device to shear whole human blood for 6000 sec.
(6) Since the antithrombin action of heparin fails to interrupt arterial thrombosis, a mediating role for thrombin (EC 3.4.21.5) in the formation of high-shear platelet-dependent thrombus has been unproven.
(7) A propensity for elevated shear in the deep cartilage layer near the contact periphery, observed in nearly all computed stress distributions, is consistent with previous experimental findings of fissuring at that level in the impulsively loaded rabbit knee.
(8) The development of a shear transducer, small enough to be worn comfortably under a normal foot, is described, along with a microcomputer controlled data logger.
(9) In an emergency, the devices use multiple mechanisms – including clamps and shears – to try to choke off the oil flowing up from a pipe and disconnect the rig from the well.
(10) Cement was pressurized into the cavity of the anatomic specimens, and the maximum interface shear strength between the cement plug and the bone was experimentally determined for each revision.
(11) At the divider side walls, wall shear stresses are relatively high and approximately follow the flow rate distribution in time.
(12) Platelet adhesion onto subendothelium of a damaged blood vessel depends upon the presence of von Willebrand factor (vWf) only at high flow shear rate.
(13) Shear stress and first normal stress difference are measured as a function of shear gradient to calculate the apparent shear viscosity eta 1 and the apparent normal viscosity psi 7 as well as an apparent shear modulus G'.
(14) The accepted cause of this shear rate-dependent and time-dependent behavior is the progressive breakdown of rouleaux into individual red cells.
(15) The mean length of a population of microtubules containing GMPPCP increased only by 37% over a 150 min time period after shearing.
(16) By studying the kinetics of urease-catalyzed urea hydrolysis during application of hydrodynamic shear under varying chemical environments, we demonstrate that micromolar quantities of metal ions, in this case adventitious Fe, can accelerate the oxidation of thiol groups on urease and thus inactivate it when the protein is subjected to a shearing stress of order 1.0 Pa.
(17) The viscosity of these materials were measured by using the Ishida-Giken cone and plate high shear rheometer.
(18) The primate skull physical model data and the critical shear strain associated with the threshold for severe diffuse axonal injury were used to scale data obtained from previous studies to man, and thus derive a diffuse axonal injury tolerance for rotational acceleration for humans.
(19) Flagellar filaments were isolated from either culture fluid or concentrated cell suspensions that were subjected to shearing.
(20) Hemodilution seems particularly promising under hemodynamic condition of low shear stresses in vivo.
Texture
Definition:
(n.) The act or art of weaving.
(n.) That which woven; a woven fabric; a web.
(n.) The disposition or connection of threads, filaments, or other slender bodies, interwoven; as, the texture of cloth or of a spider's web.
(n.) The disposition of the several parts of any body in connection with each other, or the manner in which the constituent parts are united; structure; as, the texture of earthy substances or minerals; the texture of a plant or a bone; the texture of paper; a loose or compact texture.
(n.) A tissue. See Tissue.
(v. t.) To form a texture of or with; to interweave.
Example Sentences:
(1) Models incorporating linear spatial-frequency- and orientation-selective channels explain many aspects of visual texture segregation.
(2) The texture of a food item can be distinguished in hardness, toughness, stickiness, juiciness and chewability.
(3) The prognostic significance of nuclear texture features has to be proved by further studies in which clinical data of the course of the tumor disease must be included.
(4) Two long-term tillage studies on fine-textured, clay loam soils were sampled in July and November 1977 following 2 years of limited rainfall.
(5) Soybean proteins are widely used in human foods in a variety of forms, including infant formulas, flour, protein concentrates, protein isolates, soy sauces, textured soy fibers, and tofu.
(6) Our results force a reexamination of the process of human texture segregation and of some recent models that were introduced to explain it.
(7) If young children know this association, they should attend to texture as well as shape in classifying objects with eyes.
(8) The torque was dependent on the physical distribution of the texture of the sole and slightly dependent on the frictional force.
(9) A split-skin graft is used to reconstruct both (not one) areolae; this provides almost complete symmetry in terms of size, texture, and color.
(10) Repeated exposure of the nasal hoods to microwaves resulted in no damage to their texture and flexibility.
(11) Pressing was regulated in order to get maximum pressing force effect for 0.1 s, 30 s and 60 s. Textures of side of compressed forms as well as edge and middle of surface of compressed forms were investigated by scanning electron microscope.
(12) An increased number of femora showed hypertrophy with normal bone texture.
(13) The general scheme of mapping spatial distribution of cytoplasm texture parameters, realized using computed microscope LEITZ-T.A.S., allowed the imaging of geometrical relationship between yolk granules in the Rana Temporaria fertilized egg.
(14) Textures observed include spherulites with Maltese crosses, striated and highly colored ribbons, whorls of periodic interference fringes, and colored flakes.
(15) I want to make use of its virtual texture capability to create vast procedurally generated worlds, stuff I can't currently do with the hardware available to me now.
(16) The surface texture was also dependent upon the temperature of the preparation and polymer used.
(17) A textured figure moving across a stationary textured background ("texture bar" stimulus) often elicited vigorous neural responses, but, on average, the responses to texture bars were significantly smaller than to solid (uniform luminance) bars.
(18) Using a 3-MHz transducer, no discrete alterations in the echo texture of the livers were seen to correspond to the regenerating nodules.
(19) The sector scanner through the supraclavicular approach adequately visualized the external profile and the internal texture of the lesions in all 11 patients, which is a significant improvement (p less than 0.05) over what can be accomplished with linear-array scanner through the intercostal approach.
(20) Neuronal texture discrimination in the cat striate cortex was investigated by measuring the responses of single cells to different pattern structures.