(n.) The act of revolving, or turning round on an axis or a center; the motion of a body round a fixed point or line; rotation; as, the revolution of a wheel, of a top, of the earth on its axis, etc.
(n.) Return to a point before occupied, or to a point relatively the same; a rolling back; return; as, revolution in an ellipse or spiral.
(n.) The space measured by the regular return of a revolving body; the period made by the regular recurrence of a measure of time, or by a succession of similar events.
(n.) The motion of any body, as a planet or satellite, in a curved line or orbit, until it returns to the same point again, or to a point relatively the same; -- designated as the annual, anomalistic, nodical, sidereal, or tropical revolution, according as the point of return or completion has a fixed relation to the year, the anomaly, the nodes, the stars, or the tropics; as, the revolution of the earth about the sun; the revolution of the moon about the earth.
(n.) The motion of a point, line, or surface about a point or line as its center or axis, in such a manner that a moving point generates a curve, a moving line a surface (called a surface of revolution), and a moving surface a solid (called a solid of revolution); as, the revolution of a right-angled triangle about one of its sides generates a cone; the revolution of a semicircle about the diameter generates a sphere.
(n.) A total or radical change; as, a revolution in one's circumstances or way of living.
(n.) A fundamental change in political organization, or in a government or constitution; the overthrow or renunciation of one government, and the substitution of another, by the governed.
Example Sentences:
(1) The X-ray tube rotates outside the detector array at the rate of one revolution per second.
(2) Harati was commander of the Tripoli Brigade during the Libyan revolution.
(3) They were preceded by the publication of The Success and Failure of Picasso (1965) and Art and Revolution: Ernst Neizvestny and the Role of the Artist in the USSR (1969); in one, he made a hopeless mess of Picasso’s later career, though he was not alone in this; in the other, he elevated a brave dissident artist beyond his talents.
(4) "The government should be doing all it can to put the UK at the forefront of this energy revolution not blowing hot and cold on the issue.
(5) Her story is an incredible tale of triumph over tragedy: a tormented childhood during China's Cultural Revolution, detention and forced exile after exposing female infanticide – then glittering success as the head of a major US technology firm.
(6) Baroness Jenny Tonge, president of the European Parliamentary Forum on Population and Development (EPF), said the Cairo agreement was akin to a "Copernicus revolution".
(7) Before we embark on the next steps of the global technological revolution, we must ensure that the most basic of online tools are accessible to all.
(8) Thanks to the groundbreaking technology and heavy investment of a new breed of entertainment retailers offering access services, we are witnessing a revolution in the entertainment industry, benefitting consumers, creators and content owners alike.” ERA acts as a forum for the physical and digital retail sectors of music, and represents over 90% of the of the UK’s entertainment retail market.
(9) BAML said that it does not expect "revolution" in ITV's strategic announcement next week, more "evolution", but did say that "advertising alone is no longer enough to maximise the value of ITV's audiences".
(10) They have had their revolution in America, he explains, while he is still plotting ours.
(11) Barack Obama and Hassan Rouhani held the first direct talks between American and Iranian leaders since the 1979 Islamic revolution, exchanging pleasantries in a 15-minute telephone call on Friday that raised the prospect of relief for Tehran from crippling economic sanctions.
(12) One in four British homes could be fitted with solar heating equipment and 3,500 wind turbines could be erected across Britain within 12 years as part of a green energy revolution to be proposed by the government next week.
(13) But Abul Fotouh, an independent Islamist and Brotherhood renegade, also appeals to many liberals and supporters of the revolution, as well as some Salafists.
(14) Describing his blueprint for Parliament 2.0, Bercow says in a speech to the Hansard Society on Wednesday that parliament needs to "reconcile traditional concepts and institutions of representative democracy with the technological revolution witnessed over the past decade or two, which has created both a demand for and an opportunity to establish a digital democracy".
(15) In fact, it is possible that the student with life experience could be considered one of the motivating forces that drives the curriculum revolution toward its eventual victory.
(16) The Muslim Brotherhood, Egypt's largest organised political movement, added its voice to the chorus of discontent, accusing Scaf of contradicting 'all human, religious and patriotic values' with their callousness and warning that the revolution that overthrew former president Hosni Mubarak earlier this year was able to rise again.
(17) I myself spent years – years – in a terrible kind of politically correct phase where I travelled to Nicaragua and called it “Niquragua” to observe the Sandinista revolution firsthand.
(18) "We started the revolution on 25 January 2011 against policemen," Yonis said.
(19) Photograph: Patrick Kingsley for the Guardian Haiba said he was jailed following Syria’s failed revolution in 2011 and still had neck and back problems after being tortured for 17 days.
(20) We wish Thierry all the best for his future.” New England Revolution ended the Red Bulls’ playoff run on Saturday , and Henry said he had decided not to return for another season.
Rotation
Definition:
(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.