(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.
Turntable
Definition:
(n.) A large revolving platform, for turning railroad cars, locomotives, etc., in a different direction; -- called also turnplate.
Example Sentences:
(1) For training, head restrained animals were oscillated on a turntable in front of an optokinetic pattern projected onto a cylindrical wall.
(2) The experiments involved (a) voluntary oscillation of the head, (b) whole body oscillation on a turntable and (c) stimulation of neck afferents by oscillation of the body with the head fixed.
(3) Waste eluates are collected and drained to the sink by a Teflon tray positioned between the columns and counting tubes, also held by the turntable.
(4) djay offers a virtual pair of turntables, and it's easy to create and record your own mixes.
(5) Horizontal DC-electrooculograms were recorded in subjects rotating on a horizontal turntable sinusoidally at 0.1 Hz and 35 to 40 degrees amplitude.
(6) In the first, alcohol was shown to degrade both visual pursuit and suppression of the vestibulo-ocular reflex (VOR) in a similar manner when the vestibular response was induced by passive oscillation on a turntable at frequencies of 0.11-1.2 Hz.
(7) And by the end I was headlining the main room, peak time.” He beams, triumphant: “I’d gone from not knowing what I was doing to being able to go, here I am, I’m going to smash it.” Facebook Twitter Pinterest Knights of the turntable: Four Tet DJs with Skrillex at Camden Underworld.
(8) In order to increase or decrease the VORD gain, the optokinetic drum was oscillated either 180 degrees out-of-phase or in-phase with the vestibular stimulus turntable.
(9) The net HVOR was obtained by rotation of the turntable in darkness and the net OKR by rotation of the light source.
(10) The horizontal semicircular canals were stimulated by oscillation of the turntable and EMG activity was recorded from neck extensor muscles.
(11) The system is also independent of the rotational stability of the linear accelerator gantry axis and turntable axis.
(12) A homogeneous irradiation is obtained by the patient's rotation on a turntable within the radiation field.
(13) By coincidence, I had just bought one of their supposedly remastered vinyl albums and been so repelled by the sound – thin, full of pops and crackles and excessive sibilance – that I had taken apart my turntable, in search of a fault that was actually in the grooves.
(14) The monkeys were seated on a vestibular turntable, and their heads were restrained.
(15) Proper matching of the fields and minimizing the irradiated lung volume can be obtained by suitable beam blocking and appropriate angulation of the gantry, collimator and turntable.
(16) The only things I really, really love are my Technics SL-1200 turntables.
(17) In the turntable experiments, the flow away from the catheter tip (away flow) was significantly lower than that toward the catheter (toward flow), but the measured velocities for both away and toward flows were always lower than the known velocities.
(18) Phase advance, relative to turntable velocity, was small between 0.05 and 0.5 Hz.
(19) In control states, simple spike discharges of H-zone cells were modulated predominantly out of phase with the velocity of sinusoidal turntable oscillation (0.1Hz, 5 degrees peak-to-peak).
(20) To determine if animals are capable of utilizing vestibular sensory input for spatial orientation, a six-arm radial maze with a rotating central turntable was constructed.