Synonyms of brilliant in English:

brilliant


See definition of brilliant

adjective

1‘a brilliant student’

SYNONYMS
gifted, talented, virtuoso, genius, accomplished, ingenious, masterly, inventive, creative
intelligent, bright, clever, smart, astute, acute, brainy, intellectual, profound
skilful, able, expert, adept, elite, superior, crack, choice, first-class, first-rate, excellent
educated, scholarly, learned, erudite, cerebral
precocious
informal brainy, genius
North American informal whip-smart
ANTONYMS

stupid, untalented

2‘we had a brilliant time’

SYNONYMS
excellent, marvellous, superb, very good, first-rate, first-class, wonderful, outstanding, exceptional, magnificent, splendid, superlative, matchless, peerless
informal great, terrific, tremendous, fantastic, sensational, stellar, fabulous, supercalifragilisticexpialidocious, ace, fab, A1, cool, awesome, amazeballs, magic, wicked, tip-top, top-notch, out of sight, out of this world, way-out, capital
British informal brill, smashing, bosting
US informal on fleek
Australian, New Zealand informal bonzer
British informal, dated spiffing, topping, top-hole, wizard
ANTONYMS

bad

3‘a shaft of brilliant light’

SYNONYMS
bright, shining, blazing, dazzling, light
vivid, intense, ablaze, beaming, gleaming, glaring, luminous, lustrous, luminescent, radiant, incandescent, phosphorescent, scintillating, resplendent
literary irradiant, lucent, effulgent, refulgent, fulgent, lucid, glistering, coruscating, lambent, fulgurant, fulgurating, fulgurous
ANTONYMS

dark, gloomy

4‘a grassy meadow of brilliant green’

SYNONYMS
vivid, intense, bright, blazing, dazzling
ANTONYMS

dark, dull

5‘a brilliant display’

SYNONYMS
superb, magnificent, splendid, impressive, remarkable, exceptional, glorious, illustrious