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.]