(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.
Railroad
Definition:
(n.) Alt. of Railway
Example Sentences:
(1) A review of all railroad-related deaths and significant injuries that occurred in a medium-sized metropolitan area from January 1, 1979, to June 30, 1986, was conducted.
(2) And in the 1840s, American railroads began designating a “ladies’ car” for the exclusive use of women and their male escorts.
(3) Officers took up positions on rooftops and along railroad tracks and scanned the terrain through rifle scopes and binoculars.
(4) Trainmen and railroad clerks were used as reference cohorts.The engineers had relatively high invalidity and mortality rates in comparison to the reference groups, especially with respect to cardiovascular diseases and malignant tumors.
(5) One of their number, James Howard Kunstler, blasted the High Line as "decadent" , "a weed-filled 1.5 mile-long stretch of abandoned elevated railroad", where "mistakes are artfully multiplied and layered", such as "the notion that buildings don't have to relate to the street-and-block grid ... instead of repairing the discontinuities of recent decades, we just celebrate them and make them worse".
(6) However, the most spectacular fundraiser was not the auction room but a wedding, when the ninth duke married the American railroad heiress Consuelo Vanderbilt, securing a gigantic dowry, a fortune in shares and an annual allowance.
(7) He said police reports in Sweden showed SW had told a friend, Marie Thorn, that she felt police and others around her "railroaded her" into pressing charges.
(8) Manuel said Obama had done this by designating large landscapes as well as places significant to landmark social movements, including labor activist Cesar Chavez’s home ; the Stonewall Inn , where a 1969 police raid kicked off a new front in the LGBT equality movement; and a park dedicated to the work of Harriet Tubman , a former slave who helped other slaves escape to freedom on the Underground Railroad.
(9) A total of 25 male railroad and underground railroad car painters were studied.
(10) horns of cars, sirens of emergency vehicles and alarm signals of railroad crossings, and then displays them as vibration to the driver.
(11) With the epizootic situation remaining tense and the danger of TBE virus infection still present, TBE morbidity and mortality rates decreased in the years of the construction of the Baikal-Amur Railroad, which was due to greater attention given to measures for the prophylaxis of TBE during this period.
(12) Exposure, smoking, and respiratory histories, chest radiographs, flow-volume loops, and single breath DLCOs were obtained on 383 railroad workers.
(13) On the basis of 1518 values of concentration of glycosylated Hb in blood of workers responsible for safety in railroad transportation authors tried to calculate the range of normal values of this parameter.
(14) Metro North and the Long Island Railroad remain closed today.
(15) The majority are railroaded into the so-called sport from massively disadvantaged backgrounds.
(16) An adaptation of the Palmes personal passive sampler was used to measure the NO2 exposures of 477 U.S. railroad workers at four railroads.
(17) The study indicates a causal relation between urinary stone formation in the investigated railroad shopmen and their exposure to oxalic acid at work.
(18) The 44-year-old railroad worker grew up on the other side of the canal where Paris Avenue meets Treasure Street, a few blocks from Elysian Fields Avenue.
(19) Data from white adult men working for U.S. railroad companies in 1957 to 1960, who were free of pre-existing cardiovascular disease (N = 2,356), were used to study these relationships cross-sectionally.
(20) Our findings are similar; they showed slight positive signs of slowed nerve conduction velocities among the car painters and no increase in EEG abnormalities in comparison to the reference group of railroad engineers.