(v. t.) To press hard or squeeze between the ends of the fingers, between teeth or claws, or between the jaws of an instrument; to squeeze or compress, as between any two hard bodies.
(v. t.) o seize; to grip; to bite; -- said of animals.
(v. t.) To plait.
(v. t.) Figuratively: To cramp; to straiten; to oppress; to starve; to distress; as, to be pinched for money.
(v. t.) To move, as a railroad car, by prying the wheels with a pinch. See Pinch, n., 4.
(v. i.) To act with pressing force; to compress; to squeeze; as, the shoe pinches.
(v. i.) To take hold; to grip, as a dog does.
(v. i.) To spare; to be niggardly; to be covetous.
(n.) A close compression, as with the ends of the fingers, or with an instrument; a nip.
(n.) As much as may be taken between the finger and thumb; any very small quantity; as, a pinch of snuff.
(n.) Pian; pang.
(n.) A lever having a projection at one end, acting as a fulcrum, -- used chiefly to roll heavy wheels, etc. Called also pinch bar.
Example Sentences:
(1) produced a strong analgesic effect in the formalin test and in the tail pinch test.
(2) The observed clinical findings include scarring of the face and hands (83.7%), hyperpigmentation (65%), hypertrichosis (44.8%), pinched facies (40.1%), painless arthritis (70.2%), small hands (66.6%), sensory shading (60.6%), myotonia (37.9%), cogwheeling (41.9%), enlarged thyroid (34.9%), and enlarged liver (4.8%).
(3) Results indicate substantial postoperative improvement in tip prehension and grasp, while performance remained essentially unchanged for lateral prehension, pinch force, and power grip.
(4) To mimic physiological conditions, synaptosomes, which are pinched off presynaptic nerve termini, were used.
(5) Comparison with other pinch strength studies established that although force magnitudes may be strongly influenced by specific experimental conditions, empirical relationships among different pinch forces are fairly stable and predictable.
(6) Anyone still imagining that it was only the defender’s recovery from injury rather than his form that was preventing him from starting (and it’s been clear for a while that’s not the case) might have noted the coach’s instructions to Gonzalez to be ready to play a few minutes when needed, either as an extra defender or even in a pinch as an extra forward.
(7) He has just performed a skit now about his bicycle scheme, which included a swipe at the French (because their scheme resulted in many more cycles being pinched, apparently.)
(8) Other small endocytic vesicles pinch off from the surface, move deeper into the cytoplasm and fuse with the lateral plasmalemma; their protein content is emptied into the intercellular space by exocytosis.
(9) It is suggested that the optimal way to diagnose microsporidiosis is by light microscopical examination of duodenal pinch biopsy specimens.
(10) Numerous 70-mmicro diameter vesicles apparently pinch off from the Golgi systems, transport this material through the egg, and probably then fuse to form a crenate, membrane-limited yolk droplet.
(11) Analysis of the rate of functional recovery as measured by total active motion, gross grip strength, and pinch grip strength showed no significant difference between the two groups.
(12) Which is another reason why, independent of talent, an Argentine is more likely to make a successful go of life in Madrid, Milan, Manchester or at a pinch (as with the case of the winger Carlos Marinelli) Middlesbrough.
(13) The term "barons" hasn't really had any meaning since the Combination Act of 1799 ; at a pinch 1825 , when the legislation to prevent the activity of unions was passed again, in the Combination of Workmen Act.
(14) A temporary pinching off of the spermatic cord was carried out in 100 male Wistar rats in order to evaluate the effect of a limited period of ischaemia on the testicular parenchyma.
(15) It involved bringing in Kyle Beckerman alongside Jermaine Jones in the base of midfield and asking Jones to pinch in when necessary and get forward when possible.
(16) Neurons were first classified as on-cells if they fired faster during noxious pinch or as off-cells if they fired slower.
(17) The pinch technique has been found to be useful in repairing cosmetic eyelid deformities.
(18) It is proposed that pinch-induced immobility is mediated by both dopaminergic and cholinergic systems.
(19) In this article the concept of utilizing a pinched inlet channel for field-flow fractionation (FFF), in which the channel thickness is reduced over a substantial inlet segment to reduce relaxation effects and avoid stopflow, is evaluated for steric FFF using one conventional channel and two pinched inlet channels.
(20) Pharmacological analysis of the involvement of the brain catecholamines in tail-pinch behavior suggests that it is critically dependent on the nigrostriatal dopamine system.
Pucker
Definition:
(v. t. & i.) To gather into small folds or wrinkles; to contract into ridges and furrows; to corrugate; -- often with up; as, to pucker up the mouth.
(n.) A fold; a wrinkle; a collection of folds.
(n.) A state of perplexity or anxiety; confusion; bother; agitation.
Example Sentences:
(1) As in the protein sample, a tendency for the cis-proline residues to have the DOWN pucker was observed, but the effect was less pronounced.
(2) The ultrastructural findings of the macular pucker removed by vitreoretinal surgery are demonstrated.
(3) Sugar puckers and proton distances are very sensitive criteria to monitor molecular dynamics.
(4) Intranucleotide proton-proton distances combined with the knowledge of sugar puckers have been used to fix the glycosidic bond torsion angle (chi).
(5) High proliferative activities were found in 4 of 5 PVR membranes, in 9 of 14 PDR membranes, in 6 of 11 recurrent membranes after intraocular silicone oil tamponade, and in 2 of 6 macular pucker membranes.
(6) No "flips" to the opposite puckering for this ring were found in the simulations starting from the global minimum, although such a transition was observed for a trajectory initiated with one of the higher local minimum energy conformations.
(7) Thus, flexibility in psi as well as in omega and omega, and in the sugar pucker is indicated.
(8) These facts suggest that astrocytes play an important role in preretinal membrane formation in macular pucker.
(9) The free duplex adopts a regular right-handed B-type conformation in which all glycosidic bond angles are anti and all sugar puckers lie in the C2'-endo range.
(10) All cases occurred in eyes with existing retinal holes or tears, including eight cases of macular pucker after previous retinal detachment.
(11) The conformations of the terminal residues of helix I, which corresponds to bases (-1)-11 and 108-120 of native 5S RNA, are less well-determined, and their sugar puckers are intermediate between C2' and C3'-endo, on average.
(12) Different ester substituents affect 1,4-dihydropyridine ring puckering to a small extent in most cases.
(13) Scalar couplings from correlated experiments and interproton distances from NOESY experiments at short mixing times have been used to determine glycosidic angles, sugar puckers, and other conformational features.
(14) There appeared to be a possibility that this muscular thickening might give rise to the rectosigmoidal mucosal puckering often seen through a sigmoidoscope.
(15) Intranucleotide NOEs from the sugar protons H1', H2', and H3' to the base protons were used to determine the conformation of each nucleotide (puckers and glycosidic torsion angles).
(16) The most flexible conformational angles in the structure are the glycosidic angle and the sugar pucker.
(17) Of these, 89% of the cis-proline residues exhibit the DOWN pucker, while the trans-proline residues, on average, are about evenly distributed between the two forms.
(18) The folding of the polynucleotide chain is accomplished either solely by rotations around the P-O bonds or in concert with rotations around the nucleotide C4'-C5' bond with or without changes in the sugar ring pucker.
(19) Postoperative proliferative vitreoretinopathy occurred in six eyes (10%) and macular pucker in two (3%).
(20) The glycosidic torsional angle, chiCN = -28.4 degrees, is in the anti region; the sugar pucker is C(2')exo-C(3')endo in a nearly pure 32H twist; and the conformation of C(4')-C(5') is gauche-gauche.