brilliant
Noun pluralbrilliants
Pluralbrilliants
- 1Extremely good and impressive.
Like a meal so good you still remember it years later.
The orchestra gave a brilliant performance that left the audience speechless.
The band gave a brilliant show, and the crowd cheered for more.
UsageIt already means very good, so people often say absolutely brilliant or simply brilliant.
Similarsuperb, excellent, outstanding, magnificent, splendid
Oppositemediocre, poor, terrible, dreadful
Note
- 2Very smart, with an unusual ability to think and understand.
Like someone who finds the answer faster than everyone else in the room.
She is a brilliant student who solves hard problems with ease.
Everyone agreed the young scientist was brilliant.
UsageSay brilliant at something: brilliant at math.
Similarintelligent, clever, gifted, smart, talented
- 3
- 4
- 5A diamond or other gem cut with many flat faces so it sparkles.
Like a tiny mirror cut to catch and throw light back at you.
The jeweler set a sparkling brilliant into the gold ring.
She inherited a small brilliant from her grandmother.
Note
Less common meanings
- 6
- 7A very small size of printed type, equal to four points.
Note
- 8To cut a diamond with many flat faces so it shines.
In short, the diamond owed more to being brillianted and polished, and well set, than to any intrinsic worth or solidity.
1851, The Western Literary Messenger - 9A kind of hummingbird with bright, shiny feathers, found in the Americas.
- 10A kind of cotton cloth with patterns woven into it.
Showing meanings only.
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Origin
It came into English from French "brillant," meaning shining. This came from Italian, and possibly from Latin and Greek words for "beryl," a kind of gem.
Checked 7 Nov 2026 · 5 facts
- English brilliant was borrowed from French brillant. en.wiktionary.org
- French brillant means shining. en.wiktionary.org
- The French word derives from Italian through briller. en.wiktionary.org
- The Italian word possibly derives ultimately from Latin and Greek words for beryl. en.wiktionary.org
- Beryl is a kind of gem. en.wikipedia.org