Source : Webster's Revised Unabridged Dictionary (1913)

Whitewood \White"wood`\, n.
   The soft and easily-worked wood of the tulip tree
   ({Liriodendron}). It is much used in cabinetwork, carriage
   building, etc.

   Note: Several other kinds of light-colored wood are called
         whitewood in various countries, as the wood of
         {Bignonia leucoxylon} in the West Indies, of
         {Pittosporum bicolor} in Tasmania, etc.

   {Whitewood bark}. See the Note under {Canella}.

Source : WordNet®

whitewood
     n : light easily worked wood of a tulip tree; used for furniture
         and veneer [syn: {tulipwood}, {true tulipwood}, {white
         poplar}, {yellow poplar}]