(n.) An elementary substance, as sodium, calcium, or copper, whose oxide or hydroxide has basic rather than acid properties, as contrasted with the nonmetals, or metalloids. No sharp line can be drawn between the metals and nonmetals, and certain elements partake of both acid and basic qualities, as chromium, manganese, bismuth, etc.
(n.) Ore from which a metal is derived; -- so called by miners.
(n.) A mine from which ores are taken.
(n.) The substance of which anything is made; material; hence, constitutional disposition; character; temper.
(n.) Courage; spirit; mettle. See Mettle.
(n.) The broken stone used in macadamizing roads and ballasting railroads.
(n.) The effective power or caliber of guns carried by a vessel of war.
(n.) Glass in a state of fusion.
(n.) The rails of a railroad.
(v. t.) To cover with metal; as, to metal a ship's bottom; to metal a road.
Example Sentences:
(1) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
(2) The LD50 of the following metal-binding chelating drugs, EDTA, diethylenetriaminepentaacetic acid (DTPA), hydroxyethylenediaminetriacetic acid (HEDTA), cyclohexanediaminotetraacetic acid (CDTA) and triethylenetetraminehexaacetic acid (TTHA) was evaluated in terms of mortality in rats after intraperitoneal administration and was found to be in the order: CDTA greater than EDTA greater than DTPA greater than TTHA greater than HEDTA.
(3) Our recurrences are due to local infections, removing the metal strut too early, i.e.
(4) "Acoustic" craters were produced by two laser pulses delivered into a saline-filled metal fiber cap, which was placed in a mechanically drilled crater.
(5) These results indicate that the inhibition of CarAc by heavy metals occurs by binding of the sulfhydryl on the enzyme by the metals.
(6) The consequences of proved hypersensitivity in patients with metal-to-plastic prostheses, either present prior to insertion of the prosthesis or evoked by the implant material, are not known.
(7) In general, enzyme activity was strongly reduced by heavy metal inorganic cations; less strongly by organometallic cations, some anions, and certain pesticides; and weakly inhibited by light metal cations and organometallic and organic compounds.
(8) EGTA was ineffective in removing calmodulin from particulate preparations, but treatment with the tervalent metal ion La3+ resulted in a loss of up to 98% of calmodulin activity from these preparations.
(9) Sift the cocoa powder over the top and lightly but thoroughly fold it in with the metal spoon.
(10) The results also suggest that both alkali metals most probably have been delivered to the suckling pups and some of their toxic effect was retarded.
(11) The radioprotective action in E. coli ATCC 9637 of ascorbate added to media containing the weak sensitizer, tetracycline (effect described by Pittillo and Lucas (1967)), was found to be dependent on the presence of metal catalysts of the autoxidation of ascorbate.
(12) This study introduces a simple in vitro arrangement to measure current densities of implant metals.
(13) A rubber cuff was fixed on the metal cylinder and let an opening of 8 cm, simulating the cervix uteri.
(14) Since the enzyme requires a metal ion (Co2+) we suggest that the RNA and heparin are inhibitory by virtue of their capacity to chelate the Co2+.
(15) Lesions of allergic contact type could not be induced in the oral mucosa to any of the metal salt preparations.
(16) As yet the observations demonstrate that workers exposed in their occupation to heavy metals (cadmium, lead, metalic mercury) and organic solvents should be subjected to special control for detection of renal changes.
(17) This study investigates the photoneutron field found in medical accelerator rooms with primary barriers constructed of metal slabs plus concrete.
(18) While a clearcut relationship cannot be established between heavy metal music and destructive behavior, evidence shows that such music promotes and supports patterns of drug abuse, promiscuous sexual activity, and violence.
(19) The physiologically important metal ion for catalysis is Mg2+; however, Mn2+ supports in vitro activity, though at a reduced level.
(20) We support the view that catalysis by metalloenzymes may be a reflection of the chemistry of the metal ion itself as a Lewis acid, and that perhaps too much emphasis has been placed on supposed special characteristics (such as strains, "entasis") of the enzyme-metal ion association.
Weight
Definition:
(v. t.) The quality of being heavy; that property of bodies by which they tend toward the center of the earth; the effect of gravitative force, especially when expressed in certain units or standards, as pounds, grams, etc.
(v. t.) The quantity of heaviness; comparative tendency to the center of the earth; the quantity of matter as estimated by the balance, or expressed numerically with reference to some standard unit; as, a mass of stone having the weight of five hundred pounds.
(v. t.) Hence, pressure; burden; as, the weight of care or business.
(v. t.) Importance; power; influence; efficacy; consequence; moment; impressiveness; as, a consideration of vast weight.
(v. t.) A scale, or graduated standard, of heaviness; a mode of estimating weight; as, avoirdupois weight; troy weight; apothecaries' weight.
(v. t.) A ponderous mass; something heavy; as, a clock weight; a paper weight.
(v. t.) A definite mass of iron, lead, brass, or other metal, to be used for ascertaining the weight of other bodies; as, an ounce weight.
(v. t.) The resistance against which a machine acts, as opposed to the power which moves it.
(v. t.) To load with a weight or weights; to load down; to make heavy; to attach weights to; as, to weight a horse or a jockey at a race; to weight a whip handle.
(v. t.) To assign a weight to; to express by a number the probable accuracy of, as an observation. See Weight of observations, under Weight.
Example Sentences:
(1) Circuit weight training does not exacerbate resting or exercise blood pressure and may have beneficial effects.
(2) Low birth weight, short stature, and mental retardation were common features in the four known patients with r(8).
(3) A progressively more precise approach to identifying affected individuals involves measuring body weight and height, then energy intake (or expenditure) and finally the basal metabolic rate (BMR).
(4) After 55 days of unrestricted food availability the body weight of the neonatally deprived rats was approximately 15% lower than that of the controls.
(5) However, there was no correlation between the length of time PN was administered to onset of cholestasis and the gestational age or birth weight of the infants.
(6) In animal experiments pharmacological properties of the low molecular weight heparin derivative CY 216 were determined.
(7) Type 1 changes (decreased signal intensity on T1-weighted spin-echo images and increased signal intensity on T2-weighted images) were identified in 20 patients (4%) and type 2 (increased signal intensity on T1-weighted images and isointense or slightly increased signal intensity on T2-weighted images) in 77 patients (16%).
(8) No associations were found between sex, body-weight, smoking habits, age, urine volume or urine pH and the O-demethylation of codeine.
(9) The peak molecular weight never reached that of a complete 2:1 complex.
(10) low molecular weight dextran in the course of right heart catheterization.
(11) Pituitary weight, mitotic index and chromosomes were studied in male rats following a single or repeated dose of estradiol-benzoate for a total period of 210 days.
(12) Maximal yields of lipid and aflatoxin were obtained with 30% glucose, whereas mold growth, expressed as dry weight, was maximal when the medium contained 10% glucose.
(13) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
(14) The molecular weight of antigen RFB2 was estimated to be approximately 85,000 daltons based on the results of gel filtration on Sepharose CL-6B.
(15) The product of the ugpQ gene, expressed in minicells, has an apparent molecular weight of 17,500.
(16) There were significant differences in the body weight of control and undernourished rats in each experiment.
(17) Milk yield and litter weights were similar but backfat thickness (BF) was greater in 22 C sows (P less than .05) compared to 30 C sows.
(18) After 2 weeks the rats were sacrificed and the brain damage evaluated by comparing the weight of the lesioned and unlesioned hemispheres.
(19) Preliminary data also suggest that high-molecular-weight rearrangements of the duplicated region are present in all tissues.
(20) It reduced serum AP levels, increased serum Ca levels, increased bone ash weight, epiphyseal and metaphyseal bone volume, with a concomitant reduction in epiphyseal and metaphyseal bone marrow volume.