brilliant

1 ENTRIES FOUND:
brilliant /ˈbrɪljənt/ adjective
brilliant
/ˈbrɪljənt/
adjective
Britannica Dictionary definition of BRILLIANT
[more brilliant; most brilliant]
1 
: very bright : flashing with light
2 
: very impressive or successful
3 
a  : extremely intelligent : much more intelligent than most people
b  : showing extreme intelligence : extremely clever — often used in a joking or ironic way to describe a foolish idea, action, etc.
4 
British, informal : very good : wonderful or excellent

— brilliantly

adverb