(n.) A mass of fluid, especially of a liquid, having a whirling or circular motion tending to form a cavity or vacuum in the center of the circle, and to draw in towards the center bodies subject to its action; the form assumed by a fluid in such motion; a whirlpool; an eddy.
(n.) A supposed collection of particles of very subtile matter, endowed with a rapid rotary motion around an axis which was also the axis of a sun or a planet. Descartes attempted to account for the formation of the universe, and the movements of the bodies composing it, by a theory of vortices.
(n.) Any one of numerous species of small Turbellaria belonging to Vortex and allied genera. See Illustration in Appendix.
Example Sentences:
(1) Arterial-type flows produced a pair of vortex sinks downstream of the branching port.
(2) However, the external muscle fibers of the ventricles ran clockwise from base to apex toward the center of the vortex, which had a striking resemblance to the normal rather than the mirror image pattern.
(3) She says that, while she stayed away from the more difficult ramifications of that upbringing, she nevertheless plunged right into the "hot quicksand" of the Arab-Israeli conflict, right down into the Biblical roots of Jewish-Muslim conflict in the story of Abraham, Hagar, Isaac and Ishmael (which she meditates upon in the opera's Hagar chorus), and into the vortex of questions about Israel's right to exist and what motivates terrorists.
(4) Nancy Curtin, the chief investment officer of Close Brothers Asset Management said: "The US economy didn't just grind to a halt in the first quarter – it hit reverse as the polar vortex took its toll.
(5) Electron microscopy and reactivation of infectivity by vortexing suggested that aggregation makes only a minor contribution to neutralization by IgG or IgM.
(6) This study employs classical inviscid fluid dynamics theory to investigate whether LV diastolic inflow volume and the size of the LV play a role in vortex ring formation.
(7) Azotobacter chroococcum (ATCC 7493) was grown in continuous culture with intense vortex aeration (stirring rate 1750 rpm) with up to 50% O2 in the gas phase.
(8) Vortex flow filtration (VFF) was used to concentrate viruses and dissolved DNA from freshwater and seawater samples taken in Florida, the Gulf of Mexico, and the Bahamas Bank.
(9) Specific modifications to the manual procedure include the use of serial vortex mixings in place of batchwise lateral shaking and the substitution of small (6 mL), disposable solid phase extraction columns driven by compressed gas for large (25 mL), gravity-fed, reusable glass columns.
(10) Flow separations also stimulate vortex formation and turbulent mixing at the downstream jet boundaries and thus may intensify blood damage by turbulent shear stresses.
(11) Both record, with power and sentient humanity, the vortex of war in our world today, and the millions these wars scatter and shatter across it, not least to Europe’s shores.
(12) This vortex, which persists into early systole, provides good washing of the VAD walls.
(13) It’s like you go through some crazy inter-dimensional vortex,” Barbe said.
(14) These vortexes were places where spiritual energy was at its highest point, where you could tap into the frequencies of the universe, where you could, by closing your eyes, start to change your life.
(15) After vortex-mixing and centrifugation, 30 microliters of 4 M K2HPO4 were added followed by gentle shaking.
(16) Excitation frequencies, based on vortex shedding, are estimated to be of the order 2-200 Hz, for the range of flow rates of the theoretical model.
(17) From September 1983 to March 1985, five patients who could not be weaned from extracorporeal circulation or who deteriorated in the recovery room have been treated with biventricular mechanical support using two vortex pumps, standard cannulas and tubing.
(18) This method is then used to study the formation of the sinus vortex and to confirm the predictions of the point vortex model with respect to the role of the vortex in valve closure.
(19) Several lines of evidence suggest that the phagocytic uptake depends, in part, upon the LDL receptor and not the acetyl-LDL receptor: 1) soluble, native LDL and beta-VLDL (but not acetyl-LDL) competed for uptake and degradation of LDL aggregates; 2) reductive methylation of LDL before vortexing reduced the effect of the aggregates on degradation and cholesterol esterification; 3) heparin, which inhibits binding of native LDL to its receptor, reduced the degradation of LDL aggregates.
(20) In contrast, partial heparin-less bypass (N = 5) using a centrifugal vortex pump was used after September 1988, and there were no haemorrhagic or paraplegic complications or mortality in this group.
Vortical
Definition:
(a.) Of or pertaining to a vortex or vortexes; resembling a vortex in form or motion; whirling; as, a vortical motion.
Example Sentences:
(1) It is in order to fight in a "lo-tech war" on a world that is never named, "flying the frosty vortices of air above the vast white islands that were the colliding tabular icebergs".
(2) Our conclusion is that the steady flow field of a BS valve is completely 3-dimensional, featured by two spiral vortices.
(3) The ratio was also proportional to the ratio of the cross-sectional areas of vortices to the vessel lumen.
(4) California’s Salton Sea is visible at left centre; and Guadalupe Island is visible at lower left, surrounded by von Karman vortices.
(5) Study of the prevortical veins showed, in addition, the presence of numerous fine anastomotic vessels which unite the veins which run to the vortical veins.
(6) This finding is consistent with the idea of a neural mechanism sensitive to the curl of velocity (i.e., vorticity).
(7) Based on the principle of ultrasonic Doppler flowmetry, a power ratio was derived from independent forward and reverse flow Doppler shift signals to measure a ratio of the volume of vortices to the total vessel volume in poststenotic separated flow.
(8) However, only large vortices are recorded, so that our turbulent shear stresses are lower than these reported in the literature.
(9) Among the new electrophysiological phenomena thus anticipated are paired mirror-image vortices ("rotors") organized around phase singularities.
(10) Therefore, solely hemodynamic criteria (detection of vortices) were used to diagnose ulceration.
(11) Simulations of velocities, vorticity, pressure and certain stress values were developed by a computer and displayed for man-machine interaction.
(12) Desquamating elements often accumulated in waves or vortices, as far as little cornified structures have been described.
(13) As regards the frequency of vortices, the differences are significant at the 1% level (in men they form 24.15% patterns, while in women 14.27%).
(14) A pair of vortices shed from both the SJM and CMI are clearly visible toward the end of the ventricular filling phase.
(15) Formation of vortices behind the leaflets during the LVAS ejection phase was observed in each of the housing designs.
(16) The present review outlines the characteristic details of microflow in secondary flow (short-lived vortices) such as they prevail in pulsatile flow in arterial segments with "non-cylindrical configuration".
(17) Results showed that sapecin has a vortical structure fixed by 3 disulfide bonds between cysteine residues 3 and 30, 16 and 36, and 20 and 38, respectively, and that these disulfide bonds are essential for its antibacterial activity.
(18) Newtonian fluids and blood both developed wavy vortical flow at a rotation rate moderately higher than Tc.
(19) The results of the computer simulation demonstrate the development, shift and disappearance of vortices in the excavation and give references to zones of stasis.
(20) A concentric ring appearance of the cecal mucosa on a barium enema is a distinctive but nonspecific radiographic finding that has been termed the vortical, whirlwind, or coiled-spring sign.