(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.
Tarnish
Definition:
(a.) To soil, or change the appearance of, especially by an alternation induced by the air, or by dust, or the like; to diminish, dull, or destroy the luster of; to sully; as, to tarnish a metal; to tarnish gilding; to tarnish the purity of color.
(v. i.) To lose luster; to become dull; as, gilding will tarnish in a foul air.
(n.) The quality or state of being tarnished; stain; soil; blemish.
(n.) A thin film on the surface of a metal, usually due to a slight alteration of the original color; as, the steel tarnish in columbite.
Example Sentences:
(1) 'Devastated' Peter Greste calls on Egypt's president to pardon trio Read more “It’s ironic that the conviction was for tarnishing Egypt’s reputation when ... this [case] is what’s tarnished Egypt’s image,” Clooney told BBC News.
(2) He used the pre-recorded speech to deny accusations of embezzlement, saying: "They aim to tarnish my reputation and discredit my integrity, my stance, my political and military history during which I worked hard for Egypt and its people in peace and war."
(3) After heat treatment, the test piece was examined for compressive strength, compressive shrinkage, hardness, tarnishing and difference in phase.
(4) It is little wonder therefore that the circumstances around its death immediately prompted Westminster speculation that the announcement had simply been rushed forward from after the Easter recess in order to put some political punch back into the prime minister's tarnished anti-Ukip immigration initiative.
(5) Like many in Abbottabad, Abbasi believes the town has been unfairly tarnished by its association with a terrorist mastermind who lived undetected just a short distance from Pakistan's elite military training school.
(6) Paris police launch inquiry after Chelsea fans seen abusing black man on film Read more Handing down the orders at Stratford magistrates court on Wednesday, he said it was a racist incident that tarnished English football.
(7) And each of these groups is giving Clinton, or whoever emerges as the Democratic candidate for the 2016 White House race, at least a two-to-one advantage over a Republican party whose brand has been badly tarnished.
(8) The heavy price of Goldsmith’s shameless attempts to tarnish a liberal Muslim is that it will become harder, not easier, for Asians to call out unacceptable practices in their own communities.
(9) For the 32-month period these prostheses have been in use, no tissue reaction, tarnish, or corrosion had been observed.
(10) A conservative, lower-middle-class district bordering the Golden Horn and predominantly inhabited by Turks from the Black Sea coast, Kasimpasa loves Recep Tayyip Erdogan, the powerful prime minister increasingly reviled across Turkey and tarnished internationally.
(11) Anglo-Russian relations remain tarnished by the murder of British citizen and Putin critic Alexander Litvinenko in London in 2006 with a radioactive isotope.
(12) A tarnished airline brand coupled with weak finances can spell doom.
(13) That did not work out, but such mis-steps don’t seem to have tarnished the rapper’s brand.
(14) Meanwhile, the symbols of their adopted country’s world-beating prowess, from football to cars, look somewhat tarnished.
(15) He said it was a racist incident that tarnished English football.
(16) The true value of these celebrity paintings: like Picasso's Child with a Dove , which left Britain when the Qatar royal family bought it for £50m, is tarnished by massive sums.
(17) The alloys which had a high atomic ratio of Au + Pt + Pd + In + Zn to Ag had higher tarnish resistance.
(18) The legacy of this side cannot be tarnished, but for the first real time under Guardiola, they are under threat.
(19) Polls over the last year showed Chicagoans growing dissatisfied with Emanuel, with the star power that helped him return to Chicago and become mayor clearly tarnished.
(20) Is there any chance the Israelis will let us through, and repair their tarnished reputation?