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riser
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English Dictionary: riser by the DICT Development Group
4 results for riser
From WordNet (r) 3.0 (2006) [wn]:
riser
n
  1. a person who rises (especially from bed); "he's usually a late riser"
  2. a vertical pipe in a building
    Synonym(s): riser, riser pipe, riser pipeline, riser main
  3. structural member consisting of the vertical part of a stair or step
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   Riser \Ris"er\, n.
      1. One who rises; as, an early riser.
  
      2. (Arch.)
            (a) The upright piece of a step, from tread to tread.
                  Hence:
            (b) Any small upright face, as of a seat, platform,
                  veranda, or the like.
  
      3. (Mining) A shaft excavated from below upward.
  
      4. (Founding) A feed head. See under {Feed}, n.

From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   Shrinking \Shrink"ing\,
      a. & n. from {Shrink}.
  
      {Shrinking head} (Founding), a body of molten metal connected
            with a mold for the purpose of supplying metal to
            compensate for the shrinkage of the casting; -- called
            also {sinking head}, and {riser}.

From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   Feed \Feed\, n.
      1. That which is eaten; esp., food for beasts; fodder;
            pasture; hay; grain, ground or whole; as, the best feed
            for sheep.
  
      2. A grazing or pasture ground. --Shak.
  
      3. An allowance of provender given to a horse, cow, etc.; a
            meal; as, a feed of corn or oats.
  
      4. A meal, or the act of eating. [R.]
  
                     For such pleasure till that hour At feed or fountain
                     never had I found.                              --Milton.
  
      5. The water supplied to steam boilers.
  
      6. (Mach.)
            (a) The motion, or act, of carrying forward the stuff to
                  be operated upon, as cloth to the needle in a sewing
                  machine; or of producing progressive operation upon
                  any material or object in a machine, as, in a turning
                  lathe, by moving the cutting tool along or in the
                  work.
            (b) The supply of material to a machine, as water to a
                  steam boiler, coal to a furnace, or grain to a run of
                  stones.
            (c) The mechanism by which the action of feeding is
                  produced; a feed motion.
  
      {Feed bag}, a nose bag containing feed for a horse or mule.
           
  
      {Feed cloth}, an apron for leading cotton, wool, or other
            fiber, into a machine, as for carding, etc.
  
      {Feed door}, a door to a furnace, by which to supply coal.
  
      {Feed head}.
            (a) A cistern for feeding water by gravity to a steam
                  boiler.
            (b) (Founding) An excess of metal above a mold, which
                  serves to render the casting more compact by its
                  pressure; -- also called a {riser}, {deadhead}, or
                  simply {feed} or {head} --Knight.
  
      {Feed heater}.
            (a) (Steam Engine) A vessel in which the feed water for
                  the boiler is heated, usually by exhaust steam.
            (b) A boiler or kettle in which is heated food for stock.
                 
  
      {Feed motion}, [or] {Feed gear} (Mach.), the train of
            mechanism that gives motion to the part that directly
            produces the feed in a machine.
  
      {Feed pipe}, a pipe for supplying the boiler of a steam
            engine, etc., with water.
  
      {Feed pump}, a force pump for supplying water to a steam
            boiler, etc.
  
      {Feed regulator}, a device for graduating the operation of a
            feeder. --Knight.
  
      {Feed screw}, in lathes, a long screw employed to impart a
            regular motion to a tool rest or tool, or to the work.
  
      {Feed water}, water supplied to a steam boiler, etc.
  
      {Feed wheel} (Mach.), a kind of feeder. See {Feeder}, n., 8.
No guarantee of accuracy or completeness!
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