Source : Webster's Revised Unabridged Dictionary (1913)

Wince \Wince\, n. [See {Winch}.] (Dyeing & Calico Printing)
   A reel used in dyeing, steeping, or washing cloth; a winch.
   It is placed over the division wall between two wince pits so
   as to allow the cloth to descend into either compartment. at
   will.

   {Wince pit}, {Wince pot}, a tank or a pit where cloth in the
      process of dyeing or manufacture is washed, dipped in a
      mordant, or the like.