(v. t.) To bite, as something hard or tough, which is not readily separated or crushed; to bite off little by little, with effort; to wear or eat away by scraping or continuous biting with the teeth; to nibble at.
(v. t.) To bite in agony or rage.
(v. t.) To corrode; to fret away; to waste.
(v. i.) To use the teeth in biting; to bite with repeated effort, as in eating or removing with the teethsomething hard, unwiedly, or unmanageable.
Example Sentences:
(1) )-induced gnawing behavior in rats was slightly more potent than that of clocapramine.
(2) Gallic wine sales in the UK have been tumbling for the past 20 years, but the news that France, once the largest exporter to these shores, has slipped behind Australia, the United States, Italy and now South Africa will have producers gnawing their knuckles in frustration.
(3) This suggests that the locomotor stimulation induced by amphetamine involves central norepinephrine, while dopamine neurons play an important role in the induced compulsive gnawing behavior.
(4) The gnawing behavior is probably associated with the increase in brain dopamine resulting from this treatment.
(5) And those who preach or teach extremism, those who say we should not respect other Australians, those who seek to gnaw away at that social fabric, are not helping the Australian dream.
(6) The IT administration of THA, nicotine and cytisine was also associated with gnawing, vocalization and hyperactivity and in the case of THA, diarrhoea.
(7) Apomorphine-induced gnawing and licking but not sniffing were attenuated in rats with GP lesions.
(8) In control rats, SKF 38393 enhanced the stereotyped responses induced by quinpirole, converting lower-level stereotypies (sniffing and rearing) to more intense oral behaviors (licking and gnawing).
(9) Previous reports demonstrated that hypothalamic stimulation may elicit either eating, drinking, or gnawing and emphasized both the specificity of the neural circuits mediating these behaviors and the similarity to behavior during natural-drive states such as hunger and thirst.
(10) The thymoleptics imipramine, desipramine, protriptyline, nortriiptyline, chlorimipramine and amitriptyline all potentiate gnawing of mice induced by Dopa following decarboxylase inhibitior Ro 4-4602.
(11) This study was designed to assess whether phencyclidine (PCP) produces dopamine (DA)-dependent behaviors such as licking, gnawing and biting (which are not observed in normal rats) in rats after pretreatments with a tryptophan hydroxylase inhibitor, p-chlorophenylalanine (PCPA) and specific serotonergic neuronal toxin, p-chloroamphetamine (PCA).
(12) In freely moving conditions, electrical brain stimulation (EBS) of this part of the mesencephalon elicited mainly aversive effects (escape reactions: violent running and explosive jumps), but also ipsiversive circling and "gnawing."
(13) In contrast, bilateral intranigral injection of the selective delta agonist D-Pen2,D-Pen5 enkephalin (DPDPE) elicited dose-dependent exploratory behavior and rearing but failed to produce gnawing.
(14) The specific D-2 agonist LY 171555 elicited yawning, genital grooming, exploratory behavior, downward sniffing and licking but failed to induce gnawing even at high doses.
(15) The behavior categories included grooming, yawning, turning, nodding and gnawing, as well as snout contact and nonsnout contact variants of locomoting, rearing and sitting.
(16) The big four supermarket chains are battling over the squeezed middle market which is being gnawed away by Waitrose at the top and the rapidly expanding discounters Aldi and Lidl at the bottom.
(17) In order to test the possibility that the substantia nigra (SN) might be involved, the amount of food intake and gnawing produced by mild tail pinch were assessed following bilateral microinjections of opioid antagonists into the SN.
(18) When B-HT 920 was combined with SKF 38393 following pretreatment with idazoxane, both the intensity and form (continual licking and gnawing) of stereotyped behavior was enhanced.
(19) The effects of clonidine, an indirectly-acting cholinergic antagonist, on 5 behaviors elicited by atropine (locomotion, rearing, sniffing, grooming and gnawing) were studied in rats.
(20) The sensory word descriptors (crushing, sharp, tearing, cutting, penetrating, gnawing, dull, pulling, sore, stinging, pricking and pinching) and the affective word descriptors (dreadful, torturing, killing, unbearable, terrifying, suffocating, exhausting, unhappy, troublesome, annoying, irritating and fearful) are suggested as a foundation upon which a pain assessment tool could be developed for use in clinical practice.
Worm
Definition:
(n.) A creeping or a crawling animal of any kind or size, as a serpent, caterpillar, snail, or the like.
(n.) Any small creeping animal or reptile, either entirely without feet, or with very short ones, including a great variety of animals; as, an earthworm; the blindworm.
(n.) Any helminth; an entozoon.
(n.) Any annelid.
(n.) An insect larva.
(n.) Same as Vermes.
(n.) An internal tormentor; something that gnaws or afflicts one's mind with remorse.
(n.) A being debased and despised.
(n.) Anything spiral, vermiculated, or resembling a worm
(n.) The thread of a screw.
(n.) A spiral instrument or screw, often like a double corkscrew, used for drawing balls from firearms.
(n.) A certain muscular band in the tongue of some animals, as the dog; the lytta. See Lytta.
(n.) The condensing tube of a still, often curved and wound to economize space. See Illust. of Still.
(n.) A short revolving screw, the threads of which drive, or are driven by, a worm wheel by gearing into its teeth or cogs. See Illust. of Worm gearing, below.
(v. i.) To work slowly, gradually, and secretly.
(v. t.) To effect, remove, drive, draw, or the like, by slow and secret means; -- often followed by out.
(v. t.) To clean by means of a worm; to draw a wad or cartridge from, as a firearm. See Worm, n. 5 (b).
(n.) To cut the worm, or lytta, from under the tongue of, as a dog, for the purpose of checking a disposition to gnaw. The operation was formerly supposed to guard against canine madness.
(n.) To wind rope, yarn, or other material, spirally round, between the strands of, as a cable; to wind with spun yarn, as a small rope.
Example Sentences:
(1) Other filarial worms which are known to occur in the RSA are discussed.
(2) The drugs were moderately potent inhibitors of both E. electricus and C. elegans acetylcholinesterase but at concentrations too high to account for their abilities to contract cut worms.
(3) The sectioned worm tissues from each developmental stage were embedded in Lowicryl HM 20 medium, stained with infected serum IgG and protein A gold complex (particle size: 12 nm) and observed by electron microscopy.
(4) glp-4(bn2ts) mutant worms raised at the restrictive temperature contain approximately 12 germ nuclei, in contrast to the 700-1000 present in wild-type adults.
(5) Fluorescein isothiocyanate (FITC)-ricin exhibited binding to schistosomula and adult worms, but not to cercariae or to freshly transformed schistosomula.
(6) Sera from S. mansoni-infected patients with a high specificity for the diagnostic S. mansoni-antigen cross-reacted with a corresponding component also in S. japonicum worms.
(7) To understand mechanisms involved in sex-specific gene expression in Schistosoma mansoni, a cDNA (fs800) was isolated that hybridized to an 800 nucleotide mRNA present in high levels only in mature female worms.
(8) Three freeze-thaw cycles released a large proportion (50% to 60%) of the TCA-precipitable radioactivity from the worms.
(9) Antigen inhibition studies showed low and high levels of cross-reactivity with anti-worm and anti-egg antibodies, respectively, derived from both Chinese and Philippine patients.
(10) Only eosinophils adhered to 2 h newborn worms and only macrophages to 20 h ones.
(11) Worms had invaded the bile duct in 51 patients, the pancreatic duct in four and both ducts in four.
(12) The number of ovarian balls rises to about 6300 per worm, with the maximum being attained more rapidly in unfertilized than in fertilized females.
(13) Or perhaps the "mad cow"-fuelled beef war in the late 1990s, when France maintained its ban on British beef for three long years after the rest of the EU had lifted it, prompting the Sun to publish a special edition in French portraying then president Jacques Chirac as a worm.
(14) Three bulls selected for high faecal worm egg counts and three bulls selected for low faecal worm egg counts were mated to Africander-Hereford cross cows.
(15) Among 30 villagers who were treated, 4 (13.3%) passed this species with an average of 2.5 worms per infection.
(16) Successful tests were carried out on 84 farms and 68% of these had resistant worms present.
(17) A higher retention rate of intestinal adult worms was observed in hydrocortisone-treated mice.
(18) No evidence was obtained for the involvement of monoamine oxidases in the metabolism of 5-HT in these filarial worms.
(19) Radiocarbons from glucosamine and leucine were incorporated into tissue glycogen of female worms much less than glucose.
(20) The heads were examined for adult and larval meningeal worms (Parelaphostrongylus tenuis) by physical examination of the brain surfaces, and the Baermann technique, respectively, and for ear mites by examination of ear scrapings.