What's the difference between brass and piston?

Brass


Definition:

  • (n.) An alloy (usually yellow) of copper and zinc, in variable proportion, but often containing two parts of copper to one part of zinc. It sometimes contains tin, and rarely other metals.
  • (n.) A journal bearing, so called because frequently made of brass. A brass is often lined with a softer metal, when the latter is generally called a white metal lining. See Axle box, Journal Box, and Bearing.
  • (n.) Coin made of copper, brass, or bronze.
  • (n.) Impudence; a brazen face.
  • (n.) Utensils, ornaments, or other articles of brass.
  • (n.) A brass plate engraved with a figure or device. Specifically, one used as a memorial to the dead, and generally having the portrait, coat of arms, etc.
  • (n.) Lumps of pyrites or sulphuret of iron, the color of which is near to that of brass.

Example Sentences:

  • (1) Corbyn to complain to MoD about army chief's ‘political interference’ Read more Meanwhile, Jeremy Corbyn’s political mis-steps over the past 10 days have allowed his views to be dismissed as flaky and irresponsible – even where he is right, as in his warnings about kneejerk responses to terrorist attacks and, indeed, in his Armistice Day strictures about the requirement for the top brass to stay out of politics .
  • (2) Of the various metals and alloys tested for use in its construction, brass produced the smallest NMR artifact with minimal magnification.
  • (3) "For the top brass in French football, the issue is settled: there are too many blacks, too many Arabs, and not enough white players in French football," the website said.
  • (4) Facebook Twitter Pinterest Rodriguez, who has been recovering from offseason hip surgery and who stands to lose more than $35m on the remaining portion of his contract should the reported suspension be carried out, has a team of lawyers working to battle the office of the commissioner on any penalties, despite MLBPA union head Michael Weiner reaching out to baseball's brass to try to hammer out a late deal on Saturday, an offer that was rejected by the sport's ruling body.
  • (5) The increase in retention was greater for brass than for dentine.
  • (6) A brass probe cooled to--79 degrees C and applied directly to infected corneas for six seconds resulted in an immediate 99.9% reduction in bacteria.
  • (7) The musician group was comprised of 31 brass instrument players, and 31 reed instrument or flute players.
  • (8) The pathologically increased enzyme activity might well permit diagnostic conclusions concerning the intensity and stage of destruction of the retina by brass poisoning.
  • (9) He’ll face competition from Manchester City though with Pep Guardiola shunning a wealth of Barcelona and Bayern Munich stars and identifying the England man as his top transfer target during a meeting with City’s top brass in, er, Amsterdam.
  • (10) wonders Chris Taylor, who one suspects doesn't have two brass bawbies to rub together.
  • (11) You're as likely to see the entire brass section of the Halle Orchestra running across the road at the interval for a swift pint as you are a room full of drunken retired policemen.
  • (12) The colonization rates were polyvinyl chloride, 70; copper, 31; and brass, 25%.
  • (13) Players of string instruments had longer careers than players of woodwind and brass instruments.
  • (14) All of my photographs are taken on a 4in by 5in wood and brass Gandolfi camera .
  • (15) Our guide extinguished the light and began to open the shutter, rotating the lens with a brass handle.
  • (16) Z was measured between brass sleeve electrodes within the end conduits of the pouch.
  • (17) Speaking as a factory member I had remembered many brass band concerts we enjoyed during lunchtimes in the Oxford car factory where I worked for 14 years.
  • (18) A plastic catheter is introduced into the trachea through a brass tube fitted on to the laryngoscope blade and oxygen is injected intermittently through the catheter to provide ventilation.
  • (19) Over a 0.009 inch flexible tip steel wire a diamond-coated brass burr fastened to a flexible drive shaft that rotates and tracks was advanced.
  • (20) A "news" report on Chris Morris's satirical Brass Eye once summed up a particularly unpleasant sight as resembling "Dante meets Bosch in a crack lounge in hell".

Piston


Definition:

  • (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.