as in brightness
the quality or state of having or giving off light
the brilliancy of the diamond is shown to good effect by the museum's lighting
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of brilliancy
So, astronomers have come up with a compromise regarding the geometry of the sun's illumination angle on Venus' disk versus its distance from Earth to determine the time of Venus' greatest brilliancy.
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Joe Rao, Space.com, 4 Apr. 2025
Family circles will have wrapped themselves in the holy pleasures of the great occasion, and everywhere the grand old holiday will have been introduced with all the majesty and brilliancy which clings around the hallowed name of Christmas.
—Michael Barnes, Austin American-Statesman, 23 Dec. 2024
The Red Planet, shining at magnitude –1.4, is 40° to the east-northeast, and the king of planets, Jove, still near its greatest brilliancy for the year at magnitude –2.8, lies 46° west-southwest of Luna.
—Michael E. Bakich, Discover Magazine, 7 Nov. 2022
Set emerald green against bright white to highlight its brilliancy.
—Jessica Bennett, Better Homes & Gardens, 7 Jan. 2022
Tonight also sees Venus is at greatest brilliancy, so get eyes-on with the second planet from the Sun right after sunset.
—Jamie Carter, Forbes, 5 Dec. 2021
One of these stars may rise from almost invisibility to a brilliance equaling 100,000,000 times the brilliancy of our sun, although, of course, such super novae are so far away that the estimates can be made only with telescopes.
—Popular Mechanics Editors, Popular Mechanics, 17 Dec. 2020
The truth is that in the history of chess, spanning more than a millennium, there hasn’t been a single human brilliancy, however wayward and unexpected, that a computer could not have located.
—Brad Leithauser, WSJ, 8 Nov. 2018
Joe Rao, Space.com, 4 Apr. 2025
Family circles will have wrapped themselves in the holy pleasures of the great occasion, and everywhere the grand old holiday will have been introduced with all the majesty and brilliancy which clings around the hallowed name of Christmas.
—Michael Barnes, Austin American-Statesman, 23 Dec. 2024
The Red Planet, shining at magnitude –1.4, is 40° to the east-northeast, and the king of planets, Jove, still near its greatest brilliancy for the year at magnitude –2.8, lies 46° west-southwest of Luna.
—Michael E. Bakich, Discover Magazine, 7 Nov. 2022
Set emerald green against bright white to highlight its brilliancy.
—Jessica Bennett, Better Homes & Gardens, 7 Jan. 2022
Tonight also sees Venus is at greatest brilliancy, so get eyes-on with the second planet from the Sun right after sunset.
—Jamie Carter, Forbes, 5 Dec. 2021
One of these stars may rise from almost invisibility to a brilliance equaling 100,000,000 times the brilliancy of our sun, although, of course, such super novae are so far away that the estimates can be made only with telescopes.
—Popular Mechanics Editors, Popular Mechanics, 17 Dec. 2020
The truth is that in the history of chess, spanning more than a millennium, there hasn’t been a single human brilliancy, however wayward and unexpected, that a computer could not have located.
—Brad Leithauser, WSJ, 8 Nov. 2018
Recent Examples of Synonyms for brilliancy
Noun
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Furthermore, the constellation brightness would drown out faint celestial objects and limit astronomical observations.—
Mrigakshi Dixit,
Interesting Engineering,
13 Oct. 2025
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Of course, the film is most notable for — spoiler — Roberts’s death at the end, and her palpable absence in the final scenes speaks to the brightness of her presence in the movie’s earlier parts.—
Bilge Ebiri,
Vulture,
10 Oct. 2025
Noun
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From Spike Lee’s School Daze to the rhythmic brilliance of Drumline and the intensity of Burning Sands, these stories highlight the laughter, love, and lessons that make college life unforgettable.—
Okla Jones,
Essence,
16 Oct. 2025
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Thailand is brimming with exceptional storytellers and untapped creative brilliance.—
Sara Merican,
Deadline,
15 Oct. 2025
Noun
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At last, a bit of fizz and lightness, a sliver of dawn at the end of a velvet night.—
Helen Rosner,
New Yorker,
12 Oct. 2025
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Steel was used for the house’s structure, for its recyclability but also for lightness.—
Lily Templeton,
Footwear News,
11 Oct. 2025
Cite this Entry
“Brilliancy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brilliancy. Accessed 19 Oct. 2025.
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