(n.) The act of turning, as a wheel or a solid body on its axis, as distinguished from the progressive motion of a revolving round another body or a distant point; thus, the daily turning of the earth on its axis is a rotation; its annual motion round the sun is a revolution.
(n.) Any return or succesion in a series.
(a.) Pertaining to, or resulting from, rotation; of the nature of, or characterized by, rotation; as, rotational velocity.
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.
Variation
Definition:
(n.) The act of varying; a partial change in the form, position, state, or qualities of a thing; modification; alternation; mutation; diversity; deviation; as, a variation of color in different lights; a variation in size; variation of language.
(n.) Extent to which a thing varies; amount of departure from a position or state; amount or rate of change.
(n.) Change of termination of words, as in declension, conjugation, derivation, etc.
(n.) Repetition of a theme or melody with fanciful embellishments or modifications, in time, tune, or harmony, or sometimes change of key; the presentation of a musical thought in new and varied aspects, yet so that the essential features of the original shall still preserve their identity.
(n.) One of the different arrangements which can be made of any number of quantities taking a certain number of them together.
Example Sentences:
(1) The variation in thickness of the LLFL may modulate the species causing damage to the cells below it.
(2) There was appreciable variation in toothbrush wear among subjects, some reducing their brush to a poor state in 2 weeks whereas with others the brush was rated as "good" after 10 weeks.
(3) Correction for within-person variation in urinary excretion increased this partial correlation coefficient between intake and excretion to 0.59 (95% CI = 0.03 to 0.87).
(4) The coefficient of variation in the integrated area of a single peak is 16%.
(5) Sequence variation in the gp116 component of cytomegalovirus envelope glycoprotein B was examined in 11 clinical strains and compared with variation in gp55.
(6) Effects of habitual variations in napping on psychomotor performance, short-term memory and subjective states were investigated.
(7) A small variation in T1 was found between older (greater than 40 years) and younger (less than 40 years) subjects, but no such effect was observed in the case of T2.
(8) The variation of the activity of the peptidase with pH in the presence of various inhibitors was investigated in both control and insulted muscle fibres.
(9) This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain.
(10) = 19) with a very low, but statistically significant, correlation with the AUC, r = 0.35 (p less than 0.05), thus demonstrating a very great individual variation in sensitivity to cimetidine.
(11) Once the normal variations are mastered, appreciation of retinal, choroidal, optic nerve, and vitreal abnormalities is possible.
(12) Regression analysis on the 21 clinical or laboratory parameters studied showed that the only variable independently associated with CSF-FN was the total protein concentration in the CSF; this, however, explained only 14% of the observed variation in the CSF-FN concentration and did not show any correlation with CNS involvement.
(13) Pharmacokinetic parameters, such as these clearances, had large intersubject variations.
(14) Variability (CV = 0.7%) in body volume of a 45-year-old reference man measured by SH method was very similar to variation (CV = 0.6%) in mass volume of the 60-1 prototype.
(15) Further analysis of the role of sex steroid hormones is required in view of the sex variations reported.
(16) The overall result of this system has been to decrease the coefficients of variation to below 5% for all the milk and serum proteins tested.
(17) The variation in age-specific rates with age was similar for all cancers, as demonstrated by large positive correlation coefficients between age-incidence patterns averaged over all populations.
(18) Even though there are variations among equipment bearing the same model number it was considered worthwhile to make available relative cavitational and temperature data.
(19) Accordingly, LPA proved an extremely stable characteristic which did not show any substantial variations in the course of five years.
(20) Variation in patient mix was a major determinant of the large variations in resource use.