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brilliant

adjective (INTELLIGENT)
 
 /ˈbrɪl·jənt/

Definition

extremely intelligent or highly skilled: a brilliant plan Armstrong was one of the most brilliant musicians in jazz. brilliantly
 
 /ˈbrɪl·jənt·li/ adverb
Randy runs his company brilliantly.
(Definition of brilliant adjective (INTELLIGENT) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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