What's the difference between scratch and scrub?

Scratch


Definition:

  • (v. t.) To rub and tear or mark the surface of with something sharp or ragged; to scrape, roughen, or wound slightly by drawing something pointed or rough across, as the claws, the nails, a pin, or the like.
  • (v. t.) To write or draw hastily or awkwardly.
  • (v. t.) To cancel by drawing one or more lines through, as the name of a candidate upon a ballot, or of a horse in a list; hence, to erase; to efface; -- often with out.
  • (v. t.) To dig or excavate with the claws; as, some animals scratch holes, in which they burrow.
  • (v. i.) To use the claws or nails in tearing or in digging; to make scratches.
  • (v. i.) To score, not by skillful play but by some fortunate chance of the game.
  • (n.) A break in the surface of a thing made by scratching, or by rubbing with anything pointed or rough; a slight wound, mark, furrow, or incision.
  • (n.) A line across the prize ring; up to which boxers are brought when they join fight; hence, test, trial, or proof of courage; as, to bring to the scratch; to come up to the scratch.
  • (n.) Minute, but tender and troublesome, excoriations, covered with scabs, upon the heels of horses which have been used where it is very wet or muddy.
  • (n.) A kind of wig covering only a portion of the head.
  • (n.) A shot which scores by chance and not as intended by the player; a fluke.
  • (a.) Made, done, or happening by chance; arranged with little or no preparation; determined by circumstances; haphazard; as, a scratch team; a scratch crew for a boat race; a scratch shot in billiards.

Example Sentences:

  • (1) To test the hypothesis that EAA agonists are involved in transmission of nociceptive information in the spinal cord, we tested the effect of various opioid, sigma and phencyclidine compounds on the action of NMDA in the tail-flick, hot-plate and biting and scratching nociceptive tests.
  • (2) Some organization schemes concerning locomotor and scratching rhythmicity generators are considered, such as: two half-centres with reciprocal inhibitory connections and tonic excitatory influences on these half-centres: two half-centres with inhibitory-excitatory connections and tonic excitatory influences on one half-centre; ring structures consisting of more than two functional groups of neurons with excitatory and inhibitory connections between them.
  • (3) In an interview with the Guardian, James Hansen, the world's pre-eminent climate scientist, said any agreement likely to emerge from the negotiations would be so deeply flawed that it would be better to start again from scratch.
  • (4) The satisfaction derived from smoking depends not only on the pharmacological effects of nicotine but also the sensory stimulation from smoke inhalation, particularly the tracheal 'scratch'.
  • (5) The pathogenesis of the prolific mite population is unclear, but either a specific immunologic deficit or the inability to effectively eliminate the mites by scratching is a plausible possibility.
  • (6) Forty-three percent of dog bites, and 52% of cat bites-scratches were provoked, that is, happened while the victim was interacting with the animal.
  • (7) If the NHS was being created from scratch, primary and community care would be treated as one service.
  • (8) The timing of knee extensor activity within the hip cycle is different for each form of the scratch (Robertson et al., 1985); thus, the sign of the reset cannot be predicted from the timing of the stimulus relative to the knee extensor cycle.
  • (9) We report a patient with cat scratch disease who presented with multiple scattered nodular lesions on the legs.
  • (10) Application of APV to a midbody segment also reduced the magnitude of temporal summation in the scratch circuit in response to electrical stimuli delivered to the shell at 4- to 5-s intervals.
  • (11) Windshields, spectacles, contact lenses, lashes, an excessive tear meniscus, intraocular lens scratches, and posterior capsular opacification are possible causes that can be easily identified and treated.
  • (12) Ventral UVA pre-exposure did not appear to affect dorsal skin irritation as expressed by scratch marks.
  • (13) A rare vascular proliferation found as a skin lesion in patients suffering from the acquired immunodeficiency syndrome and sometimes referred to as epithelioid angiomatosis is believed to be a manifestation of infection by the cat scratch bacillus or a related organism.
  • (14) We have made Afghanistan stronger by building up from scratch strong security forces.
  • (15) Immunoperoxidase staining with an antiserum raised against the cat-scratch disease bacillus stained these organisms in all patients.
  • (16) licking, scratching, grooming, head and limb movements), a reaction termed immobility.
  • (17) These data suggest that hindlimb scratching induced by 5-HT agonists may not be centrally mediated but rather may be mediated by a neuronal 5-HT1A receptor localized outside the blood-brain barrier.
  • (18) In contrast, after weaning they showed a significant increment in the duration of face-washing, head-washing, fur licking and body-scratching.
  • (19) A strong correlation was found between reduction in scratching and improvement in skin status.
  • (20) But screens already demonstrated by GT can withstand scratches from concrete.

Scrub


Definition:

  • (v. t.) To rub hard; to wash with rubbing; usually, to rub with a wet brush, or with something coarse or rough, for the purpose of cleaning or brightening; as, to scrub a floor, a doorplate.
  • (v. i.) To rub anything hard, especially with a wet brush; to scour; hence, to be diligent and penurious; as, to scrub hard for a living.
  • (n.) One who labors hard and lives meanly; a mean fellow.
  • (n.) Something small and mean.
  • (n.) A worn-out brush.
  • (n.) A thicket or jungle, often specified by the name of the prevailing plant; as, oak scrub, palmetto scrub, etc.
  • (n.) One of the common live stock of a region of no particular breed or not of pure breed, esp. when inferior in size, etc.
  • (a.) Mean; dirty; contemptible; scrubby.

Example Sentences:

  • (1) The results indicated a very good comparability between the dot-blot assay and IF-tests, and this dot-blot method was ascertained as a simple and useful method for the scrub typhus serodiagnosis.
  • (2) This suggests that a surgical scrub should be used more widely in clinical practice, and that a spirit-based hand lotion might with advantage become a partial substitute for handwashing, particularly in areas where handwashing is frequent and iatrogenic coagulase-negative staphylococcal infection common.
  • (3) The first assistant is part of a medical team that consists of the surgeon, the first assistant, the scrub nurse or technician, and the circulating nurse.
  • (4) Cooled by a floor fan, nurses, doctors and support staff in blue scrubs move through the small anteroom next to the isolation ward to juggle the needs of the desperately ill patients inside as a stream of people knock on the canvas door asking for updates on their loved ones.
  • (5) When my floor was dirty, I rose early, and, setting all my furniture out of doors on the grass, bed and bedstead making but one budget, dashed water on the floor, and sprinkled white sand from the pond on it, and then with a broom scrubbed it clean and white... Further - and this is a stroke of his sensitive, pawky genius - he contemplates his momentarily displaced furniture and the nuance of enchanting strangeness: It was pleasant to see my whole household effects out on the grass, making a little pile like a gypsy's pack, and my three-legged table, from which I did not remove the books and pen and ink, standing amid the pines and hickories ...
  • (6) The fighters now look fat in winter combat jackets of as many different camouflage patterns as the origins of their units, hunched against a freezing wind that whips off the desert scrub.
  • (7) UK prison population is biggest in western Europe Read more The final version of the inspection report remains highly critical of conditions in Wormwood Scrubs, where outcomes for the 1,258 men held there are still “unacceptably poor”.
  • (8) Comparison of the two quantitative techniques showed that the contact plate is a reliable and convenient alternative to the scrub technique for the quantification of Staphylococcus aureus, micrococci and coagulase negative staphylococci.
  • (9) This is going to be the biggest nomination fight since Clarence Thomas – and that’s if the nominee comes through the door scrubbed and clean as possible,” he said “Given the bad blood between the parties, the protests, the growing resistance to Trump, we’re going to see more activism, more money spent around this nomination.
  • (10) How often do scrub nurses hand surgeons swabs, and how often is thought given to their shape, size and composition and their suitability for use inside our patients?
  • (11) Since human endothelial cells are known to retain their in vivo structural and functional qualities when cultured in vitro, it is likely that these effects are similar to those which occur during the infectious process in human scrub typhus.
  • (12) Burr said that language in the bill would require companies to “remove all personal information before that data is transferred to the federal government”, and that the Department of Homeland Security would scrub any data not cleaned by companies.
  • (13) Current management of hand injuries includes debridement by abrasive scrubbing with anti-bacterial detergents, surgical excision, or pressure irrigation.
  • (14) The duration of the scrub had no significant effect on the numbers of bacteria when povidone-iodine was used.
  • (15) For the evaluation of normal skin flora, Williamson and Kligman's scrub method is the most commonly used.
  • (16) Moisture pickup was adversely affected by air scrubbing; control carcasses had a moisture pickup of 5.8%, whereas, air-scrubbed carcasses had a moisture pickup of 13.9%.
  • (17) By this time I am off the track and perilously close to slipping over a cliff, which sounds dramatic but there is lots of scrub below to break my fall and bones before I would end up in the water.
  • (18) The reference preparation was 7.5% povidone-iodine (Betadine Surgical Scrub); the test agent was 4% chlorhexidine gluconate combined with 4% isopropyl alcohol (Hibiclens).
  • (19) The detergent scrub technique was used for harvesting corneocytes from three body regions (forehead, palm, and sole) of normal persons (n = 20) under casual conditions and after thorough defattening of the skin with 70% isopropyl alcohol or petrol.
  • (20) The advantages are: diminished risk of infections, local anesthesia instead of general anesthesia, applicability by the cardiologist in the catheterization-laboratory or under a simple fluoroscopy-unit, short stay of patients in the hospital without transfers to other departments, few personnel (1 scrubbed doctor, 1 non-scrubbed nurse), recognition of venous anomalies (singular left superior caval vein) without useless incisions for the patient.