(n.) A curve traced by a point in the circumference of a circle which rolls on the concave side in the fixed circle. Cf. Epicycloid, and Trochoid.
Example Sentences:
(1) Axial hypocycloidal tomography is now an indispensable part of the diagnostic evaluation of patients with suspected orbital tumours and the procedure is complementary to other non-invasive investigations of the orbit, such as axial computerized tomography and ultrasonography.
(2) Six examiners, three radiologists and three oral surgeons, independently measured the distance from the alveolar crest to the upper border of the mandibular canal in transverse hypocycloidal tomograms of the mandible.
(3) The requirements for reproduction on thin bony walls at tomography with hypocycloidal movement are defined and discussed.
(4) Thirty-six temporomandibular joints (TMJs) in 28 symptomatic patients (aged 14-40 years) with rheumatic disease (mostly rheumatoid arthritis) were studied with magnetic resonance (MR) imaging and hypocycloidal tomography.
(5) The hypocycloidal polytomographic temporal bone studies performed on 2683 patients were reviewed, and the radiographic appearance of the vestibular aqueduct was evaluated.
(6) Hypocycloidal (frontal and temporal) tomography of the base of the skull is compared with high resolution computed tomography (HR-CT) with respect to dose and clinical usefulness.
(7) For preliminary evaluation of the temporal bone, a combination of conventional radiographs and hypocycloidal tomography in the frontal projection is advocated.
(8) Hypocycloidal images of a head phantom were subjectively ranked for image quality, and contrast, spatial frequency spectra, and Wiener noise spectra were measured.
(9) Previous reports have described the use of metrizamide cisternography combined with either hypocycloidal tomography or computerized tomography; however, direct, dynamic, real-time visualization of the fistula is difficult with instillation of a minimal dose of metrizamide using those methods.
(10) The techniques described include simple plain film roentgenography (and its contrast-related applications: dacryocystography, orbital venography, and angiography), axial hypocycloidal tomography, computed tomography, ultrasonography, and magnetic resonance imaging.
(11) Fractures are best evaluated by conventional roentgenograms with linear or hypocycloidal tomography.
(12) In the second group, the preoperative endoscopic findings were dominated by disease in the middle meatus and in the area of the anterior ethmoid, verified either by conventional hypocycloidal or computed tomography.
(13) Modulation Transfer Functions (MTF) for tomographic imaging with linear, circular, hypocycloidal and spiral motion are given.
(14) The EMI-Scanner had a diagnostic accuracy of 84%; orbital venography, 84%; axial hypocycloidal tomography, 71%; and ultrasound, 76%.
(15) With exception of one woman in whom it probably had been missed by hypocycloidal tomography, no demonstrable prolactinoma developed.
(16) This paper presents a technique for accurate localization of these fistulae, using metrizamide cisternography combined with both hypocycloidal tomography and computed tomography.
(17) The following radiographic techniques were used: periapical and panoramic radiography, hypocycloidal tomography, and computed tomography (CT).
(18) Pneumoencephalography with hypocycloidal polytomography is interpreted as both an empty sella, and evidence of a pituitary adenoma.
(19) Cisternography with metrizamide (Amipaque) and hypocycloidal tomography was found to depict cisternal anatomy with detail and precision not obtainable with any other technique.
(20) Each patient had a combined tomographic examination consisting of 15 degrees linear movement followed by 34 degrees hypocycloidal movement.
Roulette
Definition:
(n.) A game of chance, in which a small ball is made to move round rapidly on a circle divided off into numbered red and black spaces, the one on which it stops indicating the result of a variety of wagers permitted by the game.
(n.) A small toothed wheel used by engravers to roll over a plate in order to order to produce rows of dots.
(n.) A similar wheel used to roughen the surface of a plate, as in making alterations in a mezzotint.
(n.) the curve traced by any point in the plane of a given curve when the latter rolls, without sliding, over another fixed curve. See Cycloid, and Epycycloid.
Example Sentences:
(1) Read Rachel’s full story Facebook Twitter Pinterest Chris Owen: ‘I’ve been sober for six years now, and I don’t miss alcohol.’ Photograph: Graeme Robertson for the Guardian I spent my 20s playing Russian roulette with alcohol The NHS has been there time and time again for Chris Owen, who battled alcoholism throughout his 20s.
(2) Recent use of cocaine, the most common drug found at autopsy, was detected in 64% of Russian roulette fatalities and in 35% of the control group (P less than .05).
(3) The sound of chips landing on the tables chimes with house music filling the room and the roll of the ball along the roulette wheel.
(4) Severe restriction of the stakes on FOBTs or, better still, banishing roulette back to the casinos altogether would focus the minds of both CEOs and shareholders on getting their slice of the action from of the best betting medium ever devised.
(5) Until now the controversial electronic FOBTs - which account for half of betting shop profits - allowed players to lose £100 of their own money every 20 seconds on casino games such as roulette.
(6) Meanwhile in Britain, the game of Russian roulette played out by young drug users every night continues apace, with the risks continually heightened by the introduction of ever more dangerous drugs, such as PMA, which killed 23 people last year .
(7) He naively thought the roulette wheel in the City would keep turning and the house price bubble keep floating, forever.
(8) Labour accuses the government of playing Russian roulette with homes and businesses by cutting flood protection, but McIntosh said: "Be in no doubt, a Labour government would have cut flood defences.
(9) The waiting goes on to discover what, if anything, the Government proposes to do next about the addictive, high-stakes roulette and gaming machines which have created several thousand mini-casinos on our high streets.
(10) Unite has accused the company of playing "Russian roulette" with the future of Grangemouth, the biggest industrial site in Scotland, and is backing any efforts by the Scottish Government to find a new buyer for the oil refinery and petrochemical complex.
(11) The terminals allow bets of up to £100 every 20 seconds on casino games such as roulette, leading to the machines being dubbed the "crack cocaine of gambling".
(12) Because people buying advance tickets get seat reservations, for regular commuters it's like Russian roulette.
(13) If he is playing electoral roulette with the one-time bankable constituency of students, he is also hopeful of picking up voters "abandoned" by Labour in the north, where the Lib Dems are second to Labour in 52 constituencies.
(14) Britain’s hardworking taxpayers will pay the price for the economic chaos.” Where the parties stand on the economy Nick Clegg, the deputy prime minister, said: “Ed Miliband and Ed Balls are intent on playing Russian roulette with Britain’s economy … The fact is, Labour want a return to reckless and excessive borrowing.” The Labour leadership is aiming to wrong-foot Osborne, who hopes to portray Labour as fiscally irresponsible, by placing the elimination of the budget deficit at the centre of its manifesto.
(15) "Banks should be safe places for people's savings, not huge roulette wheels," Cable said.
(16) There were only four accidents, two of which were the results of 'Russian roulette'.
(17) Nicknamed ‘Casino Jimmy’ by the Danish press after skipping curfew to go play roulette while on international duty with the Under-21 team, Nielsen would go on to become a hardened gambling addict.
(18) William Hill , Ladbrokes and Coral, together with the smaller competitor Paddy Power, have promised from next month to remove all adverts for touch-screen roulette machines from their windows and to dedicate a fifth of the space to responsible gambling messages.
(19) A reply is offered to an article likening the use of condoms to Russian roulette in its vaunted protection against AIDS.
(20) In the caloric test especially the patients show canal paresis (CP) on the more impaired side, but none of them appeared to be nonresponsive to the test; lumbar air insufflation is often an effective treatment for this disease; pneumoencephalo-roulette tomography is very useful for diagnosing pathological changes in the posterior fossa.