What's the difference between abrasion and rubbing?

Abrasion


Definition:

  • (n.) The act of abrading, wearing, or rubbing off; the wearing away by friction; as, the abrasion of coins.
  • (n.) The substance rubbed off.
  • (n.) A superficial excoriation, with loss of substance under the form of small shreds.

Example Sentences:

  • (1) This resulted in greater uniformity of abrasion over the enamel surface within the biopsy window area and better operator handling characteristics.
  • (2) Shaping and fine working of restorations necessitated by cervical lesions, abrasions at the necks of teeth, or root surface caries can often be arduous to complete.
  • (3) The row between two of the media industry's most colourful and abrasive figures took place in the YouView boardroom, located at Desmond's Northern & Shell Thameside skyscraper.
  • (4) Abrasive brushing techniques wear down the already damaged tooth surfaces.
  • (5) Orthopedic new approaches to therapy of OA include removal of abnormal tissue to stimulate repair (e.g., burring, abrasion) and grafting (e.g., osteochondral grafts, perichondrium, periosteum) to the subchondral bone.
  • (6) Before we meet, I have to have a stern talk with myself about not mentioning the game last August in which all Arsenal fans will contend that Barton got new signing Gervinho sent off on his debut; he's had similarly abrasive encounters since with fellow midfielders, Karl Henry from Wolves and Norwich's Bradley Johnson, the latter earning him a three-match ban.
  • (7) Elevated risks for stomach cancer among carpenters and machinists may reflect exposure to dusts, abrasives, and cutting oils.
  • (8) The testing was based on The British Standards Institution's specification for toothpastes, using a profilometer technique to evaluate the abrasion.
  • (9) Creation of smear layers with abrasive paper or dental burs reduced permeability by 80-85%.
  • (10) Since prosthetic meniscal replacement may be performed in the setting of normal articular cartilage, a prosthesis will be required to match the exact joint configuration, induce the same lubricity, produce the same coefficient of friction, and absorb and dampen the same joint forces (without incurring significant creep or abrasion) as does the normal meniscus.
  • (11) The titanium alloy strips were treated with citric acid, stannous fluoride, tetracycline HCl, chlorhexidine gluconate, hydrogen peroxide, chloramine T, sterile water, a plastic sonic scaler tip, and an air-powder abrasive unit.
  • (12) Perhaps grime and dubstep were simply too abrasive and strange to be successfully watered down for mainstream tastes.
  • (13) Relief from pain occurred in all patients soon after abrasion was performed.
  • (14) After mechanical denudation of the endothelium with a specially designed abrasive micropipette, spontaneous tone and myogenic responses were preserved.
  • (15) An abrasively Thatcherite style would be poison to their Lib Dem partners.
  • (16) Current management of hand injuries includes debridement by abrasive scrubbing with anti-bacterial detergents, surgical excision, or pressure irrigation.
  • (17) Plaque accumulations were also frequently located in abrasion grooves and surface pits in the enamel, and prolific plaque areas were consistently surrounded by a monolayer of bacterial cells.
  • (18) Corneal abrasion occurred in two babies and corneal oedema in one baby after forceps delivery but in none of the control group.
  • (19) However, person-to-person variation can have a great influence on the abrasion process; moreover, only two persons were involved in this pilot study, and no definitive statement can be made about the effect of the toothpastes.
  • (20) Recently a redesigned air-powder abrasive system was introduced to remove dental plaque and stain from tooth surfaces.

Rubbing


Definition:

  • () a. & n. from Rub, v.
  • (p. pr. & vb. n.) of Rub

Example Sentences:

  • (1) Neither acetylcholine nor leukotriene D4 altered tone of arterial rings after the endothelium had been intentionally disrupted by rubbing with a cotton-tipped applicator.
  • (2) Rubbed rings, but not intact ones, contracted when Ca2+ was added to a previously Ca2+-free medium containing angiotensin II or adrenaline.
  • (3) Immediately after eye rubbing the conjunctival epithelium was histologically disrupted and 50% of the mast cells showed evidence of degranulation.
  • (4) But this morning's right-of-centre national papers were determined to rub his nose in the dirt.
  • (5) Long-term rubbing of a pressure stocking and splint was believed to be responsible for breakdown in the graft of the patient who had a hypertrophic scar.
  • (6) I think we all pine for the good old days when politicians actually wrote bills, and bills actually became laws and can I rub your arms a little?
  • (7) The specific endonuclease Bam HI from Bacillus amyloliquefaciens (RUB 500) has been purified to apparent homogeneity.
  • (8) Ultz, who is also a well-known stage designer, is the only white person in the company - something the play rubs his nose in.
  • (9) Who was the asshole who threw the bottle?” Matt asked, rubbing his sore spot.
  • (10) The fibromas were transmitted by intradermal and subcutaneous inoculation and by rubbing the virus preparation into tattoo sites.
  • (11) With advancing age, the ATP-induced relaxation in the rubbed rings decreased and was abolished.
  • (12) In the Diagnostic and Statistical Manual of Mental Disorders, the American Psychiatric Association describes “frotteurism” as “recurrent, intense, or arousing sexual urges or fantasies, that involve touching and rubbing against a nonconsenting person”.
  • (13) Rubbed (endothelium-denuded) ring preparations at the age of 4-6 weeks showed a dose-dependent relaxation similar to that of the unrubbed rings.
  • (14) We found positive reactions in the prick test and rubbing test to the scales of the lizard Egernia cunninghami and others, which the patient kept as house-pets at this time or earlier.
  • (15) On the contrary, not all country dwellers are Tories; and fat cats, often Tory, will be rubbing their hands at the thought of asset-stripping another national resource.
  • (16) Ten rubs occurred in patients with pericardial effusion, five of whom had tamponade.
  • (17) But this will only rub more salt into the wounds at home.
  • (18) During each scratch cycle, the monoarticular knee extensor muscle is active when the limb rubs against the stimulated site, and there is rhythmic alternation between hip protractor and hip retractor muscle activity (Robertson et al., 1985).
  • (19) Oscar Pistorius rubs his face as he sits in the dock during his ongoing murder trial at a packed high court in Pretoria on May 5.
  • (20) Did it actually happen, that run of singles so strange and yet so strong that they rose to the higher reaches of the hit parade, rubbing shoulders with Showaddywaddy and the Nolans on Top of the Pops?