What's the difference between rock and shear?

Rock


Definition:

  • (n.) See Roc.
  • (n.) A distaff used in spinning; the staff or frame about which flax is arranged, and from which the thread is drawn in spinning.
  • (n.) A large concreted mass of stony material; a large fixed stone or crag. See Stone.
  • (n.) Any natural deposit forming a part of the earth's crust, whether consolidated or not, including sand, earth, clay, etc., when in natural beds.
  • (n.) That which resembles a rock in firmness; a defense; a support; a refuge.
  • (n.) Fig.: Anything which causes a disaster or wreck resembling the wreck of a vessel upon a rock.
  • (n.) The striped bass. See under Bass.
  • (v. t.) To cause to sway backward and forward, as a body resting on a support beneath; as, to rock a cradle or chair; to cause to vibrate; to cause to reel or totter.
  • (v. t.) To move as in a cradle; hence, to put to sleep by rocking; to still; to quiet.
  • (v. i.) To move or be moved backward and forward; to be violently agitated; to reel; to totter.
  • (v. i.) To roll or saway backward and forward upon a support; as, to rock in a rocking-chair.

Example Sentences:

  • (1) I approached the public inquiry after much soul-searching, weighing up the ramifications of "rocking the boat" with the potential longer-term gains of a more robust and sustainable regulator.
  • (2) He had links to networks including the Hammerskin Nation and was involved in an underground music scene often referred to as "white power music" or "hate rock".
  • (3) The Ibiza Rocks hotel is aimed at a young clientele who'd never make it into the VIP section of Pacha.
  • (4) Meanwhile, Brighton rock duo Royal Blood top this week's album chart with their self-titled album, scoring the UK's fastest selling British rock debut in three years.
  • (5) Facebook Twitter Pinterest Trump signs order reviving controversial pipeline projects “The Obama administration correctly found that the Tribe’s treaty rights needed to be respected, and that the easement should not be granted without further review and consideration of alternative crossing locations,” said Jan Hasselman, an attorney for the Standing Rock Sioux tribe.
  • (6) One species (the goldfish) has an extensive fundus circulation while the other (the rock bass) has a minimal one.
  • (7) You can tell them that Deutsche Bank remains absolutely rock solid, given our strong capital and risk position.
  • (8) Rocking the hepatocyte-splenocyte cultures changed the elution profile from linear to convex.
  • (9) The 180-acre imperial palace appears to send ripples through the surrounding urban grain like a rock thrown into a pond, forming the successive layers of ring-roads.
  • (10) Russell is a former director of Northern Rock while Crosby is the former chief executive of HBOS.
  • (11) Gunfire and explosions rocked Bangkok following clashes between pro-government "red shirts" and protesters, leading to fears of further violence as Thais head to the polls.
  • (12) "And if you're pursuing music as the equivalent of your nine-to-five, and you'd quite like to be doing that for years to come, it's in your interest not to rock the boat."
  • (13) It was sparked by Ferguson's decision to sue Magnier over the lucrative stud fees now being earned by retired racehorse Rock of Gibraltar, which the Scot used to co-own.
  • (14) The involvement of one of South Korea’s most powerful men has rocked the country’s business world, as it signalled that prosecutors were prepared to use the full force of the law against the head of a company whose revenues are equivalent to a fifth of the country’s GDP.
  • (15) Emotional reactivity of patients with endogenous depression and healthy test subjects towards classic and rock music was compared.
  • (16) The Volkswagen Group has announced €1bn (£750m) of spending cuts at its core VW division to help pay for a product overhaul following the emissions testing scandal that has rocked Europe’s biggest carmaker.
  • (17) Loss-making Northern Rock is axing another 680 jobs as it cuts costs in preparation for a return to the private sector after being nationalised in February 2008 .
  • (18) Big musical acts (such as BB King, Keith Urban and Queens of the Stone Age) appear during the summer concert lineup but there are also drop-in yoga sessions, and hiking and biking trails wind through sculpted rocks and wildflowers.
  • (19) Just about.” That one went over like a sublime Chris Rock riff.
  • (20) For a while yesterday, Hazel Blears's selfishly-timed resignation with her rude "rock the boat" brooch send shudders of revulsion through some in the party.

Shear


Definition:

  • (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.