[1] : The Collaborative International Dictionary of English v.0.48

wagon \wag"on\, n. d. wagen. root136. see wain.
   1913 webster
   1. a wheeled carriage; a vehicle on four wheels, and usually
      drawn by horses; especially, one used for carrying freight
      or merchandise.
      1913 webster

   note: in the united states, light wagons are used for the
         conveyance of persons and light commodities.
         1913 webster

   2. a freight car on a railway. eng.
      1913 webster

   3. a chariot obs. --spenser.
      1913 webster

   4. astron. the dipper, or charles's wain.
      1913 webster

   note: this word and its compounds are often written with two
         g's waggon, waggonage, etc., chiefly in england. the
         forms wagon, wagonage, etc., are, however,
         etymologically preferable, and in the united states are
         almost universally used.
         1913 webster

   wagon boiler. see the note under boiler, 3.

   wagon ceiling arch., a semicircular, or wagon-headed,
      arch or ceiling; -- sometimes used also of a ceiling whose
      section is polygonal instead of semicircular.

   wagon master, an officer or person in charge of one or more
      wagons, especially of those used for transporting freight,
      as the supplies of an army, and the like.

   wagon shoe, a skid, or shoe, for retarding the motion of a
      wagon wheel; a drag.

   wagon vault. arch. see under 1st vault.
      1913 webster
see also:
wain wagon boiler boiler wagon ceiling wagon master wagon shoe 
wagon vault vault 

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