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2 definitions found
 for Blind coal
From The Collaborative International Dictionary of English v.0.48 :

  Blind \Blind\, a. [AS.; akin to D., G., OS., Sw., & Dan. blind,
     Icel. blindr, Goth. blinds; of uncertain origin.]
     1. Destitute of the sense of seeing, either by natural defect
        or by deprivation; without sight.
        [1913 Webster]
  
              He that is strucken blind can not forget
              The precious treasure of his eyesight lost. --Shak.
        [1913 Webster]
  
     2. Not having the faculty of discernment; destitute of
        intellectual light; unable or unwilling to understand or
        judge; as, authors are blind to their own defects.
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              But hard be hardened, blind be blinded more,
              That they may stumble on, and deeper fall. --Milton.
        [1913 Webster]
  
     3. Undiscerning; undiscriminating; inconsiderate.
        [1913 Webster]
  
              This plan is recommended neither to blind
              approbation nor to blind reprobation. --Jay.
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     4. Having such a state or condition as a thing would have to
        a person who is blind; not well marked or easily
        discernible; hidden; unseen; concealed; as, a blind path;
        a blind ditch.
        [1913 Webster]
  
     5. Involved; intricate; not easily followed or traced.
        [1913 Webster]
  
              The blind mazes of this tangled wood. --Milton.
        [1913 Webster]
  
     6. Having no openings for light or passage; as, a blind wall;
        open only at one end; as, a blind alley; a blind gut.
        [1913 Webster]
  
     7. Unintelligible, or not easily intelligible; as, a blind
        passage in a book; illegible; as, blind writing.
        [1913 Webster]
  
     8. (Hort.) Abortive; failing to produce flowers or fruit; as,
        blind buds; blind flowers.
        [1913 Webster]
  
     Blind alley, an alley closed at one end; a cul-de-sac.
  
     Blind axle, an axle which turns but does not communicate
        motion. --Knight.
  
     Blind beetle, one of the insects apt to fly against people,
        esp. at night.
  
     Blind cat (Zool.), a species of catfish ({Gronias
        nigrolabris), nearly destitute of eyes, living in caverns
        in Pennsylvania.
  
     Blind coal, coal that burns without flame; anthracite coal.
        --Simmonds.
  
     Blind door, Blind window, an imitation of a door or
        window, without an opening for passage or light. See
        Blank door or Blank window, under Blank, a.
  
     Blind level (Mining), a level or drainage gallery which has
        a vertical shaft at each end, and acts as an inverted
        siphon. --Knight.
  
     Blind nettle (Bot.), dead nettle. See Dead nettle, under
        Dead.
  
     Blind shell (Gunnery), a shell containing no charge, or one
        that does not explode.
  
     Blind side, the side which is most easily assailed; a weak
        or unguarded side; the side on which one is least able or
        disposed to see danger. --Swift.
  
     Blind snake (Zool.), a small, harmless, burrowing snake, of
        the family Typhlopid[ae], with rudimentary eyes.
  
     Blind spot (Anat.), the point in the retina of the eye
        where the optic nerve enters, and which is insensible to
        light.
  
     Blind tooling, in bookbinding and leather work, the
        indented impression of heated tools, without gilding; --
        called also blank tooling, and blind blocking.
  
     Blind wall, a wall without an opening; a blank wall.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Coal \Coal\ (k[=o]l), 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.
        [1913 Webster]
  
     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.
        [1913 Webster]
  
     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.
           [1913 Webster]
  
     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.
           [1913 Webster]
  
     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 Brown 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.
        [1913 Webster]

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