What's the difference between roll and roller?

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.

Roller


Definition:

  • (n.) One who, or that which, rolls; especially, a cylinder, sometimes grooved, of wood, stone, metal, etc., used in husbandry and the arts.
  • (n.) A bandage; a fillet; properly, a long and broad bandage used in surgery.
  • (n.) One of series of long, heavy waves which roll in upon a coast, sometimes in calm weather.
  • (n.) A long, belt-formed towel, to be suspended on a rolling cylinder; -- called also roller towel.
  • (n.) A cylinder coated with a composition made principally of glue and molassess, with which forms of type are inked previously to taking an impression from them.
  • (n.) A long cylinder on which something is rolled up; as, the roller of a man.
  • (n.) A small wheel, as of a caster, a roller skate, etc.
  • (n.) ANy insect whose larva rolls up leaves; a leaf roller. see Tortrix.
  • (n.) Any one of numerous species of Old World picarian birds of the family Coraciadae. The name alludes to their habit of suddenly turning over or "tumbling" in flight.
  • (n.) Any species of small ground snakes of the family Tortricidae.

Example Sentences:

  • (1) They stayed in suites usually reserved for high-rollers.
  • (2) The Atlantic rollers aren't huge here but they are consistent.
  • (3) A servo controlled transapical LV to aortic bypass system employing a roller pump was evaluated.
  • (4) Afternoon Delights doesn't have anything approaching a mission statement – it's just two middle-aged men arsing about, frankly – but its gleeful anarchism can be riotously funny: witness the pair as free runners, declaring "war against the urban environment", or their magnificently coiffed Rock'n'Rollers, with the aid of subtitles, showing off their moves on the streets of Ashford, Kent.
  • (5) The patient is allowed to do functional exercises 24 hours after reduction with the aid of the spring stepping roller, which not only helps dissipate swelling in the early stage but also remold the articular facet.
  • (6) The system includes a membrane oxygenator and a roller pump.
  • (7) Since tobacco is known to be mutagenic and carcinogenic, urinary cotinine was estimated in bidi rollers and control subjects as an index of tobacco-specific exposure while the concentration of urinary thioethers was determined to ascertain exposure to electrophilic moieties.
  • (8) A covalently bonded heparin-coated extracorporeal membrane oxygenation system and a roller pump were used for the bypass.
  • (9) Hyaluronate (HA) distribution patterns were examined in the cranial mesenchyme underlying the mesencephalic neural folds of mouse embryos maintained in roller tube culture.
  • (10) A new pulsatile assist device that converts roller pump flow to pulsatile flow has been developed and proven effective through clinical testing.
  • (11) PMN factor was released from early inflammatory peritoneal exudate cells (98% of PMN) stimulated with kaolin under roller bottle culture conditions.
  • (12) The synthesis and secretion of non-virus-associated gp51 is especially stimulated in the roller culture, and is largely independent of the quality of the culture medium.
  • (13) A simple, inexpensive modification to an existing device is described that enables such an apparatus to be used for the roller-tube technique.
  • (14) This a time when these crucial policies, central to everyone’s lives and the future of the nation, have been on a roller coaster ride through years of political disruption.
  • (15) St Osyth is earthier than this, even though you'll find Rollers parked next to the fanciest caravans.
  • (16) Each subject wheeled his or her personal wheelchair, which was mounted on a set of frictionless rollers with side-mounted flywheels.
  • (17) Facebook Twitter Pinterest Share Share this post Facebook Twitter Pinterest close 3.40am BST Pirates 5 - Reds 1, top of 7th On a 2-2 count, the crowd are up looking for Liriano's sixth strikeout of the night - they don't get it, but they do get ground ball out number 13 on a roller to third base which then heads over to first and retires the side.
  • (18) Menton may not have Saint-Tropez's party people, Cannes' film stars or Monte Carlo's high rollers, but that's what makes the town so appealing.
  • (19) Culture vessels were constructed by using roller bottles and Pyrex tubing.
  • (20) Beady Eye tracks such as The Roller are, it has to be said, shown up by the former bands' glories, but closing track Bring the Light matches their peaks for sheer verve at least.