Iron

ahd-5
  • noun. A silvery-white, lustrous, malleable, ductile, magnetic or magnetizable, metallic element occurring abundantly in combined forms, notably in hematite, limonite, magnetite, and taconite, and used alloyed in a wide range of important structural materials. Atomic number 26; atomic weight 55.845; melting point 1,538°C; boiling point 2,861°C; specific gravity 7.874 (at 20°C); valence 2, 3, 4, 6. cross-reference: Periodic Table.
  • noun. An implement made of iron alloy or similar metal, especially a bar heated for use in branding, curling hair, or cauterizing.
  • noun. Great hardness or strength; firmness.
  • noun. Any of a series of golf clubs having a bladelike metal head and numbered from one to nine in order of increasing loft.
  • noun. A metal appliance with a handle and a weighted flat bottom, used when heated to press wrinkles from fabric.
  • noun. A harpoon.
  • noun. Fetters; shackles.
  • noun. A tonic, pill, or other medication containing iron and taken as a dietary supplement.
  • adjective. Made of or containing iron.
  • adjective. Strong, healthy, and capable of great endurance.
  • adjective. Inflexible; unyielding.
  • adjective. Holding tightly; very firm.
  • intransitive verb. undefined
  • intransitive verb. To press and smooth with a heated iron.
  • intransitive verb. To remove (creases) by pressing.
  • intransitive verb. To put into irons; fetter.
  • intransitive verb. To fit or clad with iron.
  • intransitive verb. To iron clothes.
  • phrasal verb. To settle through discussion or compromise; work out.
  • idiom. (in irons) Lying head to the wind and unable to turn either way.
  • idiom. (iron in the fire) An undertaking or project in progress.
  • The Century Dictionary and Cyclopedia
  • noun. undefined
  • To shackle with irons; fetter; handcuff.
  • To furnish, mount, or arm with iron: as, to iron a wagon.
  • To smooth with an instrument of iron, especially with a hot flat-iron, smoothing-iron, or box-iron.
  • noun. Chemical symbol, Fe; atomic weight, 56. A metal, the most abundant and the most important of all those used in the metallic form.
  • noun. A utensil or weapon made of iron: often in combination with a noun or an adjective expressive of its purpose or character : as, a flat-iron, gridiron, or shooting-iron (slang for pistol).
  • noun. Specifically— A knife, sword, or other cutting implement.
  • noun. plural Fetters or other chains fastened to the person of a prisoner: as, a mutineer is put in irons.
  • noun. In whaling, a hand-harpoon; a toggle-iron, used in striking a whale. There are two forms, the first and second irons (which see, below).
  • noun. A brand-iron.
  • noun. To have, as a square-rigged vessel, the yards so braced that, some sails being full of wind and some aback, the vessel is temporarily unmanageable.
  • Made of iron; consisting of iron: as, an iron gate; an iron bar.
  • Resembling iron in some respect, either really or metaphorically.
  • Hence— Harsh; rude; severe.
  • Binding fast ; not to be broken.
  • Capable of great endurance; firm; robust: as, an iron constitution.
  • Not to be bent; inflexible.
  • In mining, same as gossan. [U.S.]
  • the GNU version of the Collaborative International Dictionary of English
  • noun. 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 number 26, atomic weight 55.847. Specific gravity, pure iron, 7.86; cast iron, 7.1. In magnetic properties, it is superior to all other substances.
  • noun. An instrument or utensil made of iron; -- chiefly in composition
  • noun. Fetters; chains; handcuffs; manacles.
  • noun. Strength; power; firmness; inflexibility.
  • noun. An iron-headed club with a deep face, chiefly used in making approaches, lifting a ball over hazards, etc.
  • noun. See Wrought iron (below).
  • noun. bog ore; limonite. See Bog ore, under Bog.
  • noun. an impure variety of iron, containing from three to six percent of carbon, part of which is united with a part of the iron, as a carbide, and the rest is uncombined, as graphite. It there is little free carbon, the product is white iron; if much of the carbon has separated as graphite, it is called gray iron. See also Cast iron, in the Vocabulary.
  • noun. See under Fire, n.
  • noun. See under Fire, n.
  • noun. See Cast iron (above).
  • Word Usage
    "With the rise of knowledge of scientific chemistry, it was quickly found that the essential difference between iron and steel was that the latter was _iron plus carbon_."
    cross-reference
    Equivalent
    Form
    airon  ironed  ironing  
    Hypernym
    Words that are more generic or abstract
    color  colour  implement  shade  silver  
    Hyponym
    Words that are more specific
    1-iron  2-iron  3-iron  4-iron  5-iron  
    Same Context
    Words that are found in similar contexts
    !xabbu  Rollin  Uranian  aluminum  beads  
    Synonym
    Words with the same meaning
    verb-form