(n.) A sliding piece which either is moved by, or moves against, fluid pressure. It usually consists of a short cylinder fitting within a cylindrical vessel along which it moves, back and forth. It is used in steam engines to receive motion from the steam, and in pumps to transmit motion to a fluid; also for other purposes.
Example Sentences:
(1) The buccal glands of adults of the Southern Hemisphere lamprey Geotria australis consist of a pair of small, bean-shaped, hollow sacs, embedded within the basilaris muscle in the region below the eyes and to either side of the piston cartilage.
(2) Both groups were ventilated with a constant-volume piston ventilator.
(3) To give variations in the peak flow-rate (from pulsatile to intermediate to non-pulsatile), three types of blood pump (piston-bellows, screw, and centrifugal) were applied to dogs.
(4) The players were each to be given a present: Dietmar Hamann (he's German, tee hee hee) got a copy of Mein Kampf, while the Italian Alessandro Pistone, perceived as lacking fight, was given a sheep's heart.
(5) After 4 minutes of ventricular fibrillation CPR was performed with the use of a pneumatic piston compressor.
(6) Sinusoidal volume changes were delivered through a tracheostomy by a piston pump driven by a linear motor.
(7) In groups I-III it is possible to discover whether the piston is too long or too short, whether it is dislocated or has slipped.
(8) Pressures and flows from this pump were compared to a Harvard Apparatus pulsatile piston pump.
(9) The vein graft technique (nine cases) is very much inferior to the piston technique.
(10) Results of partial stapedectomy with the formation of small fenestra and the use of teflon piston prostheses in the period of 1980-1984 are shown.
(11) They suck, by means of a stylet acting as a piston, all components of the muscle cell which develops into a nurse cell, into their oral cavity.
(12) A pneumatically driven piston was used to cause a mechanical stress (10-150 N) on the stabilized tooth crown for 30 s, with instantaneous onset and release.
(13) They recorded an auditory gain in more than half the patients (early: PORP 97%, TORP 73%, piston 52%; plasty transplants of ossicles obtained from subjects who died accidentallyĕ For preserfic Council of the Ministry of Health, Czech Socialist Republic, recommended, based on the clinical tests, the manufacture of silastic prostheses of the middle ear.
(14) It is designed as a positive displacement pump, with blood allowed to collect in a valved cavity from which it is ejected by the reciprocating action of a piston.
(15) The ejection force is wholly produced by the compressed coil spring and is transmitted to the piston in the blood chamber by a rod.
(16) The 4 modes of failure characterizing stem-type component progressive loosening mechanisms consisted of stem pistoning within the acrylic (3.3%), cement-embedded stem pistoning with the femur (5.1%), medial midstem pivot (2.5%), calcar pivot (0.7%) and bending (fatigue) cantilever (3.3%).
(17) In model 1, diaphragmatic descent was treated as if it were a "piston in a cylinder."
(18) Insertion, which takes only a few minutes, is accomplished with a plastic tube and piston device.
(19) The expanding ameroid pushes a piston with a concave extension (makrolon) a maximum of 2 mm against the artery, which is fixed to the metal housing by a teflon band (width: 4 mm, thickness: 0.5 mm).
(20) The novel design of this pump incorporates two rack-mounted pistons, driven into opposing cylinders by a micro-stepping motor.
Thrust
Definition:
(n. & v.) Thrist.
(imp. & p. p.) of Thrust
(v. t.) To push or drive with force; to drive, force, or impel; to shove; as, to thrust anything with the hand or foot, or with an instrument.
(v. t.) To stab; to pierce; -- usually with through.
(v. i.) To make a push; to attack with a pointed weapon; as, a fencer thrusts at his antagonist.
(v. i.) To enter by pushing; to squeeze in.
(v. i.) To push forward; to come with force; to press on; to intrude.
(n.) A violent push or driving, as with a pointed weapon moved in the direction of its length, or with the hand or foot, or with any instrument; a stab; -- a word much used as a term of fencing.
(n.) An attack; an assault.
(n.) The force or pressure of one part of a construction against other parts; especially (Arch.), a horizontal or diagonal outward pressure, as of an arch against its abutments, or of rafters against the wall which support them.
(n.) The breaking down of the roof of a gallery under its superincumbent weight.
Example Sentences:
(1) Students are assigned to tutorial groups, and much of the educational thrust of the program is built upon interactions within these groups.
(2) There can’t be something, someone that could fix this and chooses not to.” Years of agnosticism and an open attitude to religious beliefs thrust under the bus, acknowledging the shame that comes from sitting down with those the world forgot.
(3) The first eigenvector, when represented by grey scale maps depicting a pair of eyes, reveals that, as average threshold increases, the visual field rises and flattens, like an umbrella that, initially closed, is simultaneously opened and thrust upwards.
(4) I have no quarrel with the overall thrust of Andrew Rawnsley's argument that the south-east is over-dominant in the UK economy and, as someone who has lived and worked both in Cardiff and Newcastle upon Tyne, I have sympathy with the claims of the north-east of England as well as Wales (" No wonder the coalition hasn't many friends in the north ", Comment).
(5) Some CTLs contacted infected cells via numerous interdigitating processes; others were observed thrusting finger-like protrusions deep into the target cell; some were seen with their plasma membranes lying closely opposed to that of the infected cell.
(6) The thrust of health care "solutions" in the press and in Congress focus on the infirm.
(7) On the other hand, the values of the instantaneous frequency, duration, and rhythmicity of the copulatory thrusting movements performed during mounts, intromissions or ejaculations did not differ significantly from the values obtained under saline treatment.
(8) A lot, without it being thrust down their throats.” The app will add more stories over time, with Moore saying American narrators will be included, and ultimately translations into other languages too.
(9) Yet the central thrust of his work is that disaster is not always an entirely negative experience.
(10) Mervyn King gave his strong backing today for spending cuts in George Osborne's first budget as the coalition government revealed the broad thrust of the emergency package due within 50 days of last week's election.
(11) McAlpine, one of Baroness Thatcher's closest aides during her time in Downing Street, had been retired from public life for some years when he was thrust back into the limelight over a poorly researched Newsnight investigation in 2012 .
(12) She’s a normal girl thrust into extraordinary circumstances, so it’s very relatable.” Ridley’s leap from bit parts in British TV dramas to the biggest film franchise in the world is a legitimate overnight success.
(13) It should thus be emphasized that the major thrust of activities in periodontal care should be in health promotion and education, leading to improved oral hygiene.
(14) His BBC television career famously came to an end when he thrust a lump of cheese in his commissioning editor's face .
(15) Rudd goes to mingle in the crowds, a cool bottle of XXXX thrust into his hands.
(16) Photograph: Multnomah County Sandra Anderson was thrust into the national spotlight during the final 24 hours of the standoff as she refused to surrender and made bold statements during live-streamed phone calls as the FBI closed in on the holdouts .
(17) Rats were trained to thrust their heads into a compartment flushed by a gas mixture of high or low O2 (balance N2), and after a timed interval, to enter the compartment (on high O2) for a reward or to withdraw (on low O2) to avoid a punishment.
(18) However, the use of a structured and systematic approach to patient care such as Advanced Trauma Life Support would have given those thrust into trauma care a format to build upon.
(19) Letta was thrust aside by the brash, ambitious Renzi just as Italy began to show signs of growth and bond market investors appeared less concerned over the country’s ability to repay its debts.
(20) "It seems to me that we have really got to look at the environment and make it easier for people either to make the healthy choice or – what we say less often is stop undermining their efforts by thrusting the unhealthy option into their line of sight," she said.