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brown coal
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English Dictionary: brown coal by the DICT Development Group
4 results for brown coal
From WordNet (r) 3.0 (2006) [wn]:
brown coal
n
  1. intermediate between peat and bituminous coal [syn: lignite, brown coal, wood coal]
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   Lignite \Lig"nite\ (l[icr]g"n[imac]t), n. [L. lignum wood: cf.
      F. lignite.] (Min.)
      Mineral coal retaining the texture of the wood from which it
      was formed, and burning with an empyreumatic odor. It is of
      more recent origin than the anthracite and bituminous coal of
      the proper coal series. Called also {brown coal}, {wood
      coal}.

From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   Brown \Brown\, a. [Compar. {Browner}; superl. {Brownest}.] [OE.
      brun, broun, AS. br[?]n; akin to D. bruin, OHG. br[?]n, Icel.
      br[?]nn, Sw. brun, Dan. bruun, G. braun, Lith. brunas, Skr.
      babhru. [fb]93, 253. Cf. {Bruin}, {Beaver}, {Burnish},
      {Brunette}.]
      Of a dark color, of various shades between black and red or
      yellow.
  
               Cheeks brown as the oak leaves.               --Longfellow.
  
      {Brown Bess}, the old regulation flintlock smoothbore musket,
            with bronzed barrel, formerly used in the British army.
  
      {Brown bread}
      (a) Dark colored bread; esp. a kind made of unbolted wheat
            flour, sometimes called in the United States Graham
            bread. [bd]He would mouth with a beggar though she smelt
            brown bread and garlic.[b8] --Shak.
      (b) Dark colored bread made of rye meal and Indian meal, or
            of wheat and rye or Indian; rye and Indian bread. [U.S.]
           
  
      {Brown coal}, wood coal. See {Lignite}.
  
      {Brown hematite} or {Brown iron ore} (Min.), the hydrous iron
            oxide, limonite, which has a brown streak. See {Limonite}.
           
  
      {Brown holland}. See under {Holland}.
  
      {Brown paper}, dark colored paper, esp. coarse wrapping
            paper, made of unbleached materials.
  
      {Brown spar} (Min.), a ferruginous variety of dolomite, in
            part identical with ankerite.
  
      {Brown stone}. See {Brownstone}.
  
      {Brown stout}, a strong kind of porter or malt liquor.
  
      {Brown study}, a state of mental abstraction or serious
            reverie. --W. Irving.

From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   Coal \Coal\, n. [AS. col; akin to D. kool, OHG. chol, cholo, G.
      kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr. jval to
      burn. Cf. {Kiln}, {Collier}.]
      1. A thoroughly charred, and extinguished or still ignited,
            fragment from wood or other combustible substance;
            charcoal.
  
      2. (Min.) A black, or brownish black, solid, combustible
            substance, dug from beds or veins in the earth to be used
            for fuel, and consisting, like charcoal, mainly of carbon,
            but more compact, and often affording, when heated, a
            large amount of volatile matter.
  
      Note: This word is often used adjectively, or as the first
               part of self-explaining compounds; as, coal-black; coal
               formation; coal scuttle; coal ship. etc.
  
      Note: In England the plural coals is used, for the broken
               mineral coal burned in grates, etc.; as, to put coals
               on the fire. In the United States the singular in a
               collective sense is the customary usage; as, a hod of
               coal.
  
      {Age of coal plants}. See {Age of Acrogens}, under {Acrogen}.
           
  
      {Anthracite} or {Glance coal}. See {Anthracite}.
  
      {Bituminous coal}. See under {Bituminous}.
  
      {Blind coal}. See under {Blind}.
  
      {Brown coal}, [or] {Lignite}. See {Lignite}.
  
      {Caking coal}, a bituminous coal, which softens and becomes
            pasty or semi-viscid when heated. On increasing the heat,
            the volatile products are driven off, and a coherent,
            grayish black, cellular mass of coke is left.
  
      {Cannel coal}, a very compact bituminous coal, of fine
            texture and dull luster. See {Cannel coal}.
  
      {Coal bed} (Geol.), a layer or stratum of mineral coal.
  
      {Coal breaker}, a structure including machines and machinery
            adapted for crushing, cleansing, and assorting coal.
  
      {Coal field} (Geol.), a region in which deposits of coal
            occur. Such regions have often a basinlike structure, and
            are hence called {coal basins}. See {Basin}.
  
      {Coal gas}, a variety of carbureted hydrogen, procured from
            bituminous coal, used in lighting streets, houses, etc.,
            and for cooking and heating.
  
      {Coal heaver}, a man employed in carrying coal, and esp. in
            putting it in, and discharging it from, ships.
  
      {Coal measures}. (Geol.)
            (a) Strata of coal with the attendant rocks.
            (b) A subdivision of the carboniferous formation, between
                  the millstone grit below and the Permian formation
                  above, and including nearly all the workable coal beds
                  of the world.
  
      {Coal oil}, a general name for mineral oils; petroleum.
  
      {Coal plant} (Geol.), one of the remains or impressions of
            plants found in the strata of the coal formation.
  
      {Coal tar}. See in the Vocabulary.
  
      {To haul over the coals}, to call to account; to scold or
            censure. [Colloq.]
  
      {Wood coal}. See {Lignite}.
No guarantee of accuracy or completeness!
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