Definitions
1.nounAn element of decoration; that which embellishes or adorns.
2.nounA Christmas tree decoration.
3.nounA musical flourish that is unnecessary to the overall melodic or harmonic line, but serves to decorate or "ornament" that line.
4.noun(in the plural) The articles used in church services.
5.nounA characteristic that has a decorative function (typically in order to attract a mate)
6.verbTo decorate."We will ornament the windows with trim to make the room seem brighter."
7.verbTo add to."The editor ornamented his plain writing, making it fancier but less clear."