(n.) The most common and most useful metallic element, being of almost universal occurrence, usually in the form of an oxide (as hematite, magnetite, etc.), or a hydrous oxide (as limonite, turgite, etc.). It is reduced on an enormous scale in three principal forms; viz., cast iron, steel, and wrought iron. Iron usually appears dark brown, from oxidation or impurity, but when pure, or on a fresh surface, is a gray or white metal. It is easily oxidized (rusted) by moisture, and is attacked by many corrosive agents. Symbol Fe (Latin Ferrum). Atomic weight 55.9. Specific gravity, pure iron, 7.86; cast iron, 7.1. In magnetic properties, it is superior to all other substances.
(n.) An instrument or utensil made of iron; -- chiefly in composition; as, a flatiron, a smoothing iron, etc.
(n.) Fetters; chains; handcuffs; manacles.
(n.) Strength; power; firmness; inflexibility; as, to rule with a rod of iron.
(n.) Of, or made of iron; consisting of iron; as, an iron bar, dust.
(n.) Resembling iron in color; as, iron blackness.
(n.) Like iron in hardness, strength, impenetrability, power of endurance, insensibility, etc.;
(n.) Rude; hard; harsh; severe.
(n.) Firm; robust; enduring; as, an iron constitution.
(n.) Inflexible; unrelenting; as, an iron will.
(n.) Not to be broken; holding or binding fast; tenacious.
(v. t.) To smooth with an instrument of iron; especially, to smooth, as cloth, with a heated flatiron; -- sometimes used with out.
(v. t.) To shackle with irons; to fetter or handcuff.
(v. t.) To furnish or arm with iron; as, to iron a wagon.
(1) The hypothesis that proteins are critical targets in free radical mediated cytolysis was tested using U937 mononuclear phagocytes as targets and iron together with hydrogen peroxide to generate radicals.
(2) The most successful dyes were phenocyanin TC, gallein, fluorone black, alizarin cyanin BB and alizarin blue S. Celestin blue B with an iron mordant is quite successful if properly handled to prevent gelling of solutions.
(3) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
(4) The specific activities of extracts from cells grown under phototrophic and aerobic conditions were similar and not affected by the concentration of iron in the growth media.
(5) In the 153 women to whom iron supplements were given during pregnancy, the initial fall in haemoglobin concentration was less, was arrested by 28 weeks gestation and then rose to a level equivalent to the booking level.
(6) Typically the iron-iron axis (gz) of the binuclear iron-sulfur clusters is in the membrane plane.
(7) Increased iron levels in basal ganglia were generally associated with normal or elevated levels of ferritin immunoreactivity, for example, the substantia nigra in PSP and possibly MSA, and in putamen in MSA.
(8) Lead levels in contents and shells of eggs laid by hens dosed with all-lead shot were about twice those in eggs laid by hens dosed with lead-iron shot.
(9) Dietary factors affect intestinal P450s markedly--iron restriction rapidly decreased intestinal P450 to beneath detectable values; selenium deficiency acted similarly but was less effective; Brussels sprouts increased intestinal AHH activity 9.8-fold, ECOD activity 3.2-fold, and P450 1.9-fold; fried meat and dietary fat significantly increased intestinal EROD activity; a vitamin A-deficient diet increased, and a vitamin A-rich diet decreased intestinal P450 activities; and excess cholesterol in the diet increased intestinal P450 activity.
(10) Since iron from fortified formulas is well absorbed during the first three months of life, even if it is not immediately used for hemoglobin formation, an inccrease in the iron stores will occur...
(11) Dietary intakes, measured by three 24-hour recalls, revealed that protein, iron and Vitamin C generally met or exceeded the Nutrition Recommendations for age.
(12) This is a struggle for the survival of our nation.” As ever, after Trump’s media dressing-down, his operation was quick to fit a velvet glove to an iron fist.
(13) Ten weeks of iron therapy was not, however, long enough to increase iron stores.
(14) With both approaches, carbohydrate and fat had little influence whereas egg albumin had a significant inhibitory effect on the absorption of nonheme iron.
(15) The protein quality and iron bioavailability of mechanically deboned turkey meat (MDT) and hand-deboned turkey meat (HDT) were determined in rats.
(16) Serum levels of vitamins A and E, zinc and iron were determined in healthy control subjects and lepromatous leprosy patients belonging to an eastern state of India.
(17) Ferric iron in aqueous solution was used as an iron-only control.
(18) The implications of inhibition of protein kinase C by adriamycin-iron(III) are discussed.
(19) The duodenal mucosa of genotypically normal iron replete and iron deficient mice and mice with sex-linked (sla) and microcytic anemias (mk) was examined for the presence of iron-binding proteins.
(20) Ferredoxin reductase (Fd-reductase) supplies reducing equivalents obtained from NADPH to mitochondrial cytochrome P450 enzymes via the small iron-sulfur protein ferredoxin.
(a.) Made or consisting of iron; partaking of iron; iron; as, irony chains; irony particles.
(a.) Resembling iron taste, hardness, or other physical property.
(n.) Dissimulation; ignorance feigned for the purpose of confounding or provoking an antagonist.
(n.) A sort of humor, ridicule, or light sarcasm, which adopts a mode of speech the meaning of which is contrary to the literal sense of the words.
(1) And the irony of it is it doesn't interest me at all.
(2) The irony of this type of self-manipulation is that ultimately the child, or adult, finds himself again burdened by impotence, though it is the impotence of guilt rather than that of shame.
(3) The irony is that we have more media than ever before, but less insight.
(4) Richard Aylard, director of sustainability and external affairs for Thames Water, said the firm was aware of the irony that heavy rain had set in after the hosepipe ban was announced.
(5) One of the terrible ironies of the Iraq War is that President Bush used the threat of nuclear terrorism to invade a country that had no active nuclear program.
(6) That he was able to keep his secret treasures here, not in some remote corner of the globe but in the centre of the city that gave birth to the National Socialist movement, is both extraordinary and not short of a certain dark irony.
(7) He is wary of pretension, alive to all shades of irony.
(8) There was a thing at the time that said basically: 'Oh, the working classes obviously don't understand this is irony, so Harry's had to kill him off.'
(9) But the character – compounded of piercing sanity and existential despair, infinite hesitation and impulsive action, self-laceration and observant irony – is so multi-faceted, it is bound to coincide at some point with an actor’s particular gifts.
(10) The irony of her image being exchanged in return for commodities in the future,” she said, “seems to recall the way that actual slaves’ bodies were serving as currencies of exchange.” Larson arrived at a different conclusion about the honor.
(11) In the end, though, practical rethinkers have to get beyond the delights of irony and paradox in which Glasman too often wraps himself.
(12) There is a perverse irony that people who have cracked their iPhones are now being targeted by hackers.
(13) The irony of this is that today, when I was getting all of this horrible antisemitic shit that I’ve only ever seen in Russia, I was reminded that 26 years ago today my family came to the US from Russia.
(14) The irony is an uncomfortable one for policymakers.
(15) Because of our slightly younger average age and city location, we were supposedly one of the "new wave" WIs that had started springing up in the years before – groups that rejected crochet and did more modern activities, often with more than a tinge of irony.
(16) White House officials said that Obama, who was planning to work on the final draft of his speech on his flight from Washington to Oslo, would directly address the issue of the irony of being awarded the peace prize while escalating the war.
(17) Labour's pensions spokesman, Gregg McClymont, said: "The irony is that there are lots of good pension schemes out there that are being undermined by what is going on.
(18) She is being helpful, no doubt about that, but there is an unconscious note of power play – not to mention the sweet irony of my having provoked her into pulling not one but two phones out of her bag within seconds of us sitting down.
(19) "The irony of welcoming to the London 2012 Olympic Games an individual who is alleged to have led an organised and brutal repression of athletes because they peacefully exercised their internationally recognised right to freedom of expression and association during Bahrain's Arab Spring would be a blow to all athletes around the world, and irreconcilable with the UK commitment to human rights and claimed support to peaceful pro-democracy movements," the ECCHR said.
(20) A h, the irony of white people complaining about being interrupted by black people.