\Dec`o*ra"tion\, n. [LL. decoratio: cf. F.
d['e]coration.]
1. The act of adorning, embellishing, or honoring;
   ornamentation.
2. That which adorns, enriches, or beautifies; something
   added by way of embellishment; ornament.
         The hall was celebrated for . . . the richness of
         its decoration.                       --Motley.
3. Specifically, any mark of honor to be worn upon the
   person, as a medal, cross, or ribbon of an order of
   knighthood, bestowed for services in war, great
   achievements in literature, art, etc.
{Decoration Day}, a day, May 30, appointed for decorating
   with flowers the graves of the Union soldiers and sailors,
   who fell in the Civil War in the United States; Memorial
   Day. [U.S.]