1.Definition: characterized by grandeur
"The brilliant court life at Versailles"
2.Definition: clear and sharp and ringing
"The brilliant sound of the trumpets"
3.Definition: full of light; shining intensely
"A brilliant star", "Brilliant chandeliers"
4.Definition: having or marked by unusual and impressive intelligence
"A brilliant mind", "A brilliant solution to the problem"
5.Definition: having strong or striking color
6.Definition: of surpassing excellence
"A brilliant performance"