Upright piano

from WordNet (r) 3.0 (2006)

upright piano
    n 1: a piano with a vertical sounding board [syn: {upright},
         {upright piano}]

from The Collaborative International Dictionary of English v.0.48

Piano \Pi*an"o\, Pianoforte \Pi*an"o*for`te\, n. [It. piano soft
   (fr. L. planus even, smooth; see {Plain}, a.) + It. forte
   strong, fr. L. fortis (see {Fort}).] (Mus.)
   A well-known musical instrument somewhat resembling the
   harpsichord, and consisting of a series of wires of graduated
   length, thickness, and tension, struck by hammers moved by
   keys.
   [1913 Webster]

   {Dumb piano}. See {Digitorium}.

   {Grand piano}. See under {Grand}.

   {Square piano}, one with a horizontal frame and an oblong
      case.

   {Upright piano}, one with an upright frame and vertical
      wires.
      [1913 Webster]