(v. t.) To reduce to powder by friction, as in a mill, or with the teeth; to crush into small fragments; to produce as by the action of millstones.
(v. t.) To wear down, polish, or sharpen, by friction; to make smooth, sharp, or pointed; to whet, as a knife or drill; to rub against one another, as teeth, etc.
(v. t.) To oppress by severe exactions; to harass.
(v. t.) To study hard for examination.
(v. i.) To perform the operation of grinding something; to turn the millstones.
(v. i.) To become ground or pulverized by friction; as, this corn grinds well.
(v. i.) To become polished or sharpened by friction; as, glass grinds smooth; steel grinds to a sharp edge.
(v. i.) To move with much difficulty or friction; to grate.
(v. i.) To perform hard aud distasteful service; to drudge; to study hard, as for an examination.
(n.) The act of reducing to powder, or of sharpening, by friction.
(n.) Any severe continuous work or occupation; esp., hard and uninteresting study.
(n.) A hard student; a dig.
Example Sentences:
(1) The contents of hexavalent chromium, Cr(VI), in grinding dust were undetectable.
(2) In EastEnders , the mystery surrounding the identity of Kat's secret squeeze continues amid the grinding of narrative levers and the death rattle of overflogged script-horses.
(3) We suggest that other functions than grinding, such as supplying minerals, may be equally important functions of the grit.
(4) While exposure of root surface dentin alone (negative control) produced no alterations, grinding the surface (positive control) caused noticeable changes in dentin, odontoblasts, and pulp.
(5) But he denied having an axe to grind against Riordan, now a Fair Work Commissioner.
(6) 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.
(7) On the other hand, grinding the glossy ridge-lap surface, painting the teeth with monomer or a solvent, preparing retention grooves on the ridge-lap portion of the teeth effectively lock the teeth to the denture base.
(8) Sporulating cells of Bacillus sphaericus 9602 containing fully engulfed forespores at different stages of maturity were broken by ultrasonic disruption, followed by grinding with alumina.
(9) Achieving efficiency on this scale will be complicated and a long, hard grind.
(10) Lord Mitchell, who helped to lead Movement for Change's rally of activists this summer and who tabled yesterday's amendment, has said that the change will help "those who live in the hell-hole of grinding debt.
(11) In Java 81.1% of the males and 99.2% of the females showed dental mutilations in the form of grinding the incisal and vestibular surfaces of the maxillary incisors and canines.
(12) The experimental carborundum wheels exhibited much the same performance as the marketed carborundum wheel under a less grinding pressure that 100 gf.
(13) The anterior teeth can often be coupled to the posterior controls by modifying contours with selective grinding, full or partial coverage restorations, or composite.
(14) The combination of various possibilities for sample preparation and investigation--the tinting penetration method, the ion beam slope cutting, the light and scanning electron microscopy--allow statements at the grind after different drying of the preparation mainly to the bond but also surface and filler shape of glass-ionomer cements.
(15) Printers have come a long way since 1984 when Hewlett Packard introduced the ThinkJet , the firm's first personal inkjet printer grinding at a snail's pace of two pages a minute and priced at a whopping $495.
(16) Pyralgin (metamizole sodium) usefulness was tested in premedication of 90 patients subjected to processing of hard tooth tissues by grinding or drilling.
(17) Mercury vapor levels associated with grinding amalgam models and mulling amalgams in the palm of the hand following trituration have been measured in a dental laboratory in inhalation position.
(18) Gap changes which resulted during porcelain firing cycles were relatively small, but larger marginal discrepancies developed in crowns prepared with a compatible porcelain during grinding and abrasive blasting procedures.
(19) Cases were no more likely than well controls to report ever-grinding, but were actually significantly less likely than well controls to report current grinding.
(20) After functional analysis and diagnostic grinding-in in the Dentatus articulator, the teeth of 10 patients were ground in directly in the mouth using a list of corrections.
Rotate
Definition:
(a.) Having the parts spreading out like a wheel; wheel-shaped; as, a rotate spicule or scale; a rotate corolla, i.e., a monopetalous corolla with a flattish border, and no tube or a very short one.
(v. i.) To turn, as a wheel, round an axis; to revolve.
(v. i.) To perform any act, function, or operation in turn, to hold office in turn; as, to rotate in office.
(v. i.) To cause to turn round or revolve, as a wheel around an axle.
(v. i.) To cause to succeed in turn; esp., to cause to succeed some one, or to be succeeded by some one, in office.
Example Sentences:
(1) To determine the accuracy of double-contrast arthrography in complete rotator cuff tears, we studied 805 patients thought to have a complete rotator cuff tear who had undergone double-contrast shoulder arthrography (DCSA) between 1978 and 1983.
(2) When the posterior capsule was sectioned, no significant changes were noted in the severity of the sag or the rotation.
(3) The Ta loop was a smooth, elongated ellipse in configuration and showed clockwise rotation in all planes, as did the P loop.
(4) With this system, a brain region loaded with fura-2 was illuminated by a rotating disc bearing three different interference filters of 340, 360 and 380 nm at a rate of 600 rpm.
(5) The automatic half of both the motor which advances the trepan as well as the second motor which rotates the trepan is triggered by the sudden change in electrical resistance between the trepan and the patient's internal body fluid, at the final stage of penetration.
(6) This series of tests included tests for pathologic nystagmus, saccades, smooth pursuit, and optokinetic nystagmus, as well as bithermal caloric testing and rotational testing.
(7) The adherence of 51Cr-labeled platelets to rabbit aortae everted on probes rotated in platelet-red cell suspensions has been measured.
(8) We have used a modification of the rotating-frame imaging technique to measure PCr-to-ATP ratio non-invasively in human heart.
(9) Experimental evidence suggested that nucleosome rotational positioning is determined by the DNA sequence itself.
(10) The X-ray tube rotates outside the detector array at the rate of one revolution per second.
(11) The data collection scheme for the scanner uses multiple rotations of a linearly shifted, asymmetric fan beam permitting user-defined variable resolution.
(12) The purity and configuration of each isomer of the free acid and N-chloroacetylated derivative were ascertained by: (a) paper chromatography in five solvent systems, (b) elemental analysis, (c) Van Slyke nitrous acid determination of alpha-carbonyl carbon, and (d) Van Slyke ninhydrin determination of alpha-carbonyl carbon, and (e) optical rotation.
(13) Based on our experience with the mark I prosthesis we have designed and developed a mark II model which has freedom of axial rotation of the saddle.
(14) The reported study demonstrates that performance asymmetries between normal or reflected letters presented in the right and left visual field favors the right visual field when stimulus patterns are blocked and rotated 90 degrees clockwise and favors the left visual field when they are blocked and rotated 90 degrees counterclockwise.
(15) Moreover, the majority of the 'out of phase' units showed an increased discharge during side-up animal tilt and side-down neck rotation.
(16) 3-D curves were computed with an apparent rotation around the vertical axis Z.
(17) Subsequently, due to the rotation of the original polar axis in one hemisphere, the third cleavage plane through one half of the egg is transverse to the third cleavage plane through the other half.
(18) This suggests that S1 is a flexible protein with at least two domains that can rotate independently.
(19) Per-rotational nystagmus was recorded in rabbits with unilaterally narrowed vertebral arteries or following unilateral cervical sympathectomies.
(20) We found that the Gallie system generally allowed significantly more rotation in flexion, extension, axial rotation, and lateral bending than the other three fixation techniques.