What's the difference between roll and unroll?

Roll


Definition:

  • (n.) To cause to revolve by turning over and over; to move by turning on an axis; to impel forward by causing to turn over and over on a supporting surface; as, to roll a wheel, a ball, or a barrel.
  • (n.) To wrap round on itself; to form into a spherical or cylindrical body by causing to turn over and over; as, to roll a sheet of paper; to roll parchment; to roll clay or putty into a ball.
  • (n.) To bind or involve by winding, as in a bandage; to inwrap; -- often with up; as, to roll up a parcel.
  • (n.) To drive or impel forward with an easy motion, as of rolling; as, a river rolls its waters to the ocean.
  • (n.) To utter copiously, esp. with sounding words; to utter with a deep sound; -- often with forth, or out; as, to roll forth some one's praises; to roll out sentences.
  • (n.) To press or level with a roller; to spread or form with a roll, roller, or rollers; as, to roll a field; to roll paste; to roll steel rails, etc.
  • (n.) To move, or cause to be moved, upon, or by means of, rollers or small wheels.
  • (n.) To beat with rapid, continuous strokes, as a drum; to sound a roll upon.
  • (n.) To apply (one line or surface) to another without slipping; to bring all the parts of (one line or surface) into successive contact with another, in suck manner that at every instant the parts that have been in contact are equal.
  • (n.) To turn over in one's mind; to revolve.
  • (v. i.) To move, as a curved object may, along a surface by rotation without sliding; to revolve upon an axis; to turn over and over; as, a ball or wheel rolls on the earth; a body rolls on an inclined plane.
  • (v. i.) To move on wheels; as, the carriage rolls along the street.
  • (v. i.) To be wound or formed into a cylinder or ball; as, the cloth rolls unevenly; the snow rolls well.
  • (v. i.) To fall or tumble; -- with over; as, a stream rolls over a precipice.
  • (v. i.) To perform a periodical revolution; to move onward as with a revolution; as, the rolling year; ages roll away.
  • (v. i.) To turn; to move circularly.
  • (v. i.) To move, as waves or billows, with alternate swell and depression.
  • (v. i.) To incline first to one side, then to the other; to rock; as, there is a great difference in ships about rolling; in a general semse, to be tossed about.
  • (v. i.) To turn over, or from side to side, while lying down; to wallow; as, a horse rolls.
  • (v. i.) To spread under a roller or rolling-pin; as, the paste rolls well.
  • (v. i.) To beat a drum with strokes so rapid that they can scarcely be distinguished by the ear.
  • (v. i.) To make a loud or heavy rumbling noise; as, the thunder rolls.
  • (v.) The act of rolling, or state of being rolled; as, the roll of a ball; the roll of waves.
  • (v.) That which rolls; a roller.
  • (v.) A heavy cylinder used to break clods.
  • (v.) One of a set of revolving cylinders, or rollers, between which metal is pressed, formed, or smoothed, as in a rolling mill; as, to pass rails through the rolls.
  • (v.) That which is rolled up; as, a roll of fat, of wool, paper, cloth, etc.
  • (v.) A document written on a piece of parchment, paper, or other materials which may be rolled up; a scroll.
  • (v.) Hence, an official or public document; a register; a record; also, a catalogue; a list.
  • (v.) A quantity of cloth wound into a cylindrical form; as, a roll of carpeting; a roll of ribbon.
  • (v.) A cylindrical twist of tobacco.
  • (v.) A kind of shortened raised biscuit or bread, often rolled or doubled upon itself.
  • (v.) The oscillating movement of a vessel from side to side, in sea way, as distinguished from the alternate rise and fall of bow and stern called pitching.
  • (v.) A heavy, reverberatory sound; as, the roll of cannon, or of thunder.
  • (v.) The uniform beating of a drum with strokes so rapid as scarcely to be distinguished by the ear.
  • (v.) Part; office; duty; role.

Example Sentences:

  • (1) The adaptive filter processor was tested for retrospective identification of artifacts in 20 male volunteers who performed the following specific movements between epochs of quiet, supine breathing: raising arms and legs (slowly, quickly, once, and several times), sitting up, breathing deeply and rapidly, and rolling from a supine to a lateral decubitus position.
  • (2) More evil than Clocky , the alarm clock that rolls away when you reach out to silence it, or the Puzzle Alarm , which makes you complete a simple puzzle before it'll go quiet, the Money Shredding Alarm Clock methodically destroys your cash unless you rouse yourself.
  • (3) Speaking to pro-market thinktank Reform, Milburn called for “more competition” and said the shadow health team were making a “fundamental political misjudgment” by attempting to roll back policies he had overseen.
  • (4) Light microscopic histochemical procedures and morphological assessments were performed on sections of "Swiss rolls" of small and large intestine.
  • (5) Neither assertion was strictly accurate, but Obama was on a rhetorical roll.
  • (6) Under pressure from many backbenchers, he has tightened planning controls on windfarms and pledged to "roll back" green subsidies on bills, leading to fears of dwindling support for the renewables industry.
  • (7) Rolling-circle replicating structures which represent late stage lambda DNA replication can be detected among intracellular phage lambda DNA molecules under recombination deficient conditions as well as in wild-type infections.
  • (8) If this is the only issue, flight would be fine, but need to make sure that it isn’t symptomatic of a more significant upstream root cause.” Elon Musk (@elonmusk) Btw, 99% likely to be fine (closed loop TVC wd overcome error), but that 1% chance isn't worth rolling the dice.
  • (9) If such a system were rolled out nationally, central government could escape political pressure to ringfence NHS funding.
  • (10) It was also chided for failing to roll out a 2011 pilot scheme to put doors on fridges in its stores.
  • (11) I’ve warned Dave before to mind his ps and qs when the cameras are rolling, but the problem is you can never tell when the microphones are switched on.
  • (12) A commercial medical writing company is employed by a drug company to produce papers that can be rolled out in academic journals to build a brand message.
  • (13) Roll-up man 3.50pm GMT Thank you to Tom Skinner for this educational and informative video .
  • (14) flexion, stretch, rolling, startle, jumping (stepping), and writhing.
  • (15) The first problem facing Calderdale is sheep-rustling Happy Valley – filmed around Hebden Bridge, with its beautiful stone houses straight off the pages of the Guardian’s Lets Move To – may be filled with rolling hills and verdant pastures, but the reality of rural issues are harsh.
  • (16) In earlier studies with the SV40-transformed hamster cell line Elona two different types of DNA amplification could be identified: (i) Bidirectional overreplication of chromosomally integrated SV40 DNA expanding into the flanking cellular sequences ("onion skin" type) and (ii) highly efficient synthesis of extremely large head-to-tail concatemers containing exclusively SV40 DNA ("rolling circle" type).
  • (17) Trousers were cropped or rolled at the ankle, a styling trick that is emerging as a trend across the shows.
  • (18) During powder compaction on a Manesty Betapress, peak pressures, Pmax, are reached before the punches are vertically aligned with the centres of the upper and lower compression roll support pins.
  • (19) In 1995, Bill Gates, founder and CEO at Microsoft, reportedly paid The Rolling Stones $3m (£1.9m) for the rights to use Start Me Up to launch Windows 95.
  • (20) During flexion the lateral femoral condyle displays near extension pure rolling, near flexion pure gliding, on the medial side this ratio is vice versa.

Unroll


Definition:

  • (v. t.) To open, as what is rolled or convolved; as, to unroll cloth; to unroll a banner.
  • (v. t.) To display; to reveal.
  • (v. t.) To remove from a roll or register, as a name.

Example Sentences:

  • (1) Cerebral angiogram displayed a contralateral shift and an unrolling of the anterior cerebral artery, a lateral stretch of middle cerebral artery, a downward stretch of anterior choroidal artery and a tumor stain fed by the Heubner artery.
  • (2) The red carpets are being unrolled, the paparazzi are installing their stepladders, the dressmakers are rushing their schmutters to the airport – the Cannes film festival is finally upon us.
  • (3) More than 80 percent required correction in such things as opening the package, determining the outside of the condom, unrolling the condom to the base of the penis, and expressing air from the space at the tip of the penis.
  • (4) The detergent removes the membrane and many axonemes unroll, always in an organized fashion so that doublets follow one another in sequence, according to the enantiomorphic form of the cilium.
  • (5) This was going to be the viewpoint, and it began to unroll like a cinema film.
  • (6) The Republican governor of Alabama, Robert J Bentley, has chosen this day for his inauguration to his second term and a parade is planned; a red carpet is being unrolled on the capitol steps.
  • (7) The area of the unrolled myelin sheet of internodes of myelinated fibers (MF) of peripheral nerve is thought to be determined by axonal caliber and internodal length.
  • (8) It went on to tour in New York, Chicago, Ottawa and Berkeley, and Soleri soon became a regular feature on the international lecture circuit, staging sell-out performances where he would theatrically unroll his great drawings across the stage.
  • (9) Blow me, but in 15 days' time, a bright green carpet will be unrolled in Leicester Square and Franny Armstrong , now 35, better travelled but just as singleminded, will trip down it in the company of A-list celebs, to a specially constructed solar-powered cinema.
  • (10) The internal organization of this axon population was analysed by topologically transforming the cortical surface from its in situ cylindrical form into an unrolled (flattened) map.
  • (11) Standing on two feet, barefoot with fixed upright posture; 2. dynamic unrolling of the bare-footed human footsole with constant walking speed.
  • (12) I believe that we are best as a party when we lead with our principles and not according to the polls.” Karol said O’Malley did not appear to be unrolling a campaign for the vice-presidency.
  • (13) The carotid angiogram showed an unrolling of the pericallosal artery, but no findings of space taking lesions.
  • (14) A single change allows the heart to be "unrolled" into a plane for roentgenographic study of injected coronary arteries.
  • (15) Gaze out on to the silvery surf unrolling behind your cruise liner?
  • (16) These observations are expressed in a schematic summary of the trajectories of olfactory bulb efferents as they appear in the unrolled map and in the more standard ventral view of the hamster brain.
  • (17) Now that the weather has finally brightened up, we should be unrolling the picnic blankets.
  • (18) "They are very well-known as images," said Gallagher, "but they have not been brought together ever before, and we want to show the unravelling and unrolling of an entire career."
  • (19) The public relations effort unrolled by the State Department also ventured into legal terrain, according to the report.
  • (20) The government unrolled a package of measures that would give career guidance and work placements to all unemployed people under 25 in some of the poorest suburbs; there would be tax breaks for companies who set up on sink estates; a €1,000 (£675) lump sum for jobless people who returned to work as well as €150 a month for a year; 5,000 extra teachers and educational assistants; 10,000 scholarships to encourage academic achievers to stay at school; and 10 boarding schools for those who want to leave their estates to study.