(n.) A right-lined quadrilateral figure, whose opposite sides are parallel, and consequently equal; -- sometimes restricted in popular usage to a rectangle, or quadrilateral figure which is longer than it is broad, and with right angles.
Example Sentences:
(1) Second, although the parallelogram model provides a slightly better fit of our data than the other two shapes, it does not serve as a better guide than the ellipsoidal model for interpolating from the measurements to thresholds in novel color directions.
(2) A new calcium quantification technique that uses a parallelogram was developed to eliminate the problem of nodule superimposition over ribs.
(3) The parallelogram approach is based on the principle that estimates can be obtained on the amount of genetic damage that cannot always be assessed directly.
(4) Analysis of these responses provides weak but consistent evidence for the elicitation of depth in the Sander parallelogram, Mueller-Lyer, Zoellner, and Ehrenfels variant of the Ponzo illusion.
(5) When added to suspensions of membrane crystals of the channel, the polyanion caused disordering of the usual parallelogram array and increased occurrence of a contracted form of the array.
(6) Inspired by the parallelogram suspension utilized in the larger Huxley-style micromanipulator (A. F. Huxley.
(7) This can be illustrated by parallelograms of forces.
(8) Partially reassociated mixtures show dimers of the subunit that have a characteristic parallelogram shape when lying flat on the electron microscope grid, and a "boat" form in side view.
(9) Each group was classified in a parallelogram without overlapping, except for a part of the imidazole and thiol groups.
(10) Pigeons learned to peck a green key on which parallelogram-shapes were projected; they then received generalization tests in which the orientation of the parallelogram was varied.
(11) We evaluate how well three different parametric shapes, ellipsoids, rectangles, and parallelograms, serve as models of three-dimensional detection contours.
(12) Nondifferential training produced very little eventual stimulus control along the orientation dimension, but when training included S- trials (absence of the parallelogram) subjects responded consistently more to certain orientations than to others.
(13) Approximately, the dimer belongs to point group Ci with the centre of inversion at the centre of La2O2 parallelogram.
(14) This result was confirmed by varying element size and spacing, and by using oblique crosses rather than parallelograms as stimuli.
(15) The monomeric unit can be divided into a glycan chain piece, a connecting peptide, and a peptide chain piece, which define a solid parallelogram.
(16) A parallelogram approach can be used to estimate effects in non-accessible human tissues by using data from accessible human tissues and analogous tissues in animals.
(17) The zebrafish sperm plasma membrane, treated with freeze-fracture techniques, is seen to contain a multitude of intramembranous particles that, in a specific region of the posterior part of the sperm head, are organized into unusual particle arrays that appear as simple hexagons or parallelograms.
(18) Joystick-controlled rho-pixel arrays have been implemented with parallelogram-shaped rho-pixels incorporated as a simplified case of quadrilateral projection.
(19) Aside from conceptual difficulties with the task for both non-musicians and composers, choices for both groups provide support for the parallelogram model indicating a capacity in listeners to perceive abstract relations among the timbres of complex sounds without specific training in such a task.
(20) Such reports were made in the presence or absence of various types of visual, geometric surrounds (squares, triangles, crosses, or parallelograms).
Quadrilateral
Definition:
(a.) Having four sides, and consequently four angles; quadrangular.
(n.) A plane figure having four sides, and consequently four angles; a quadrangular figure; any figure formed by four lines.
(n.) An area defended by four fortresses supporting each other; as, the Venetian quadrilateral, comprising Mantua, Peschiera, Verona, and Legnano.
Example Sentences:
(1) In 33 patients an external quadrilateral frame system was applied primarily, and in the remaining nine within 1-2 weeks.
(2) Attempts have been made to avoid the fallacies with the introduction of quadrilateral and Wits analyses.
(3) The purpose of this case report is to 1) briefly describe the traditional above-knee (AK) quadrilateral socket, 2) describe the contoured adducted trochanteric-controlled alignment method (CAT-CAM) socket, 3) describe the management of a patient with a temporary CAT-CAM prosthesis, and 4) explain how the CAT-CAM prosthesis approach has resolved a medically complex clinical problem.
(4) Moreover, the impression has been created that they are not governed by the basic biomechanical rules identified by Radcliffe as affecting the quadrilateral socket.
(5) Axisymmetric 8-node quadrilateral element for arbitrary loading was used for the analysis.
(6) Successful ligation experiments include the oligomerization of individual three-arm and four-arm junctions, the assembly of a quadrilateral from four junctions with different sticky ends, and the recent construction of a molecule with the connectivity of a cube.
(7) This paper applies the more abstract and inclusive concept of "embodiment" from the phenomenological movement in philosophy to the life history of a 35-year-old American woman born with quadrilateral limb deficiencies.
(8) On Tuesday the finance ministers of Scotland, Wales and Northern Ireland branded quadrilateral Brexit talks with the chief secretary to the Treasury, David Gauke, as disappointing, accusing him of failing to provide enough information on how exiting the EU would affect their nations.
(9) Craniofacial structure was described with DiPaolo's quadrilateral measures.
(10) Analysis showed that a pair of parallel sides of a quadrilateral were viewed as parallel to the viewer's forehead when the sides were horizontal in the image plane and were seen as slanting in depth if they were slanted in the image plane.
(11) Septal deformity is of two kinds, which may occur independently, or together: 1) anterior cartilage deformity of the quadrilateral septal cartilage, caused by direct trauma or pressure at any age; and 2) combined septal deformity involving all the septal components, caused by compression across the maxilla from pressures occurring during pregnancy or parturition.
(12) In this patient, entrapment of the axillary nerve by fibrous bands in the quadrilateral space caused shoulder pain with paresthesias in the upper extremity.
(13) An axisymmetric element of quadrilateral cross-section is developed and applied to the mechanical test problem of a cylindrical specimen of soft tissue in unconfined compression.
(14) The primary treatment was conservative with cast immobilization in 86 patients, external fixation by a quadrilateral system in 14, and open reduction and internal fixation in four.
(15) The two danger zones are the zygomatic arch which is crossed by the frontal nerve trunk and a quadrilateral area between the hairline and the tail of the eyebrow and a vertical line 1.5 cm lateral to the lateral canthus of the eye.
(16) In healthy children younger than 5 years of age, the thymus had a quadrilateral shape and biconvex lateral contours.
(17) Five, rehabilitated, unilateral above-knee amputees (average age, 34.4 years) using quadrilateral sockets were converted to Contoured Adducted Trochanteric-Controlled Alignment Method (CAT-CAM) sockets to determine the effect on ambulatory function.
(18) The quadrilateral did not appear to be rectangular when viewed in peripheral vision even though the rectangular viewing condition was used.
(19) We consider the CAT-CAM prosthesis an improvement over the quadrilateral socket for increasing ambulation independence in the individual with AK amputation and other medical complications.
(20) He also criticised the UK for not showing more imagination Updated at 11.36am GMT 11.12am GMT The leaders of Sweden , Finland , the Netherlands and Denmark have been holding talks ( a quadrilateral-meeting? )