as in brightness
the quality or state of having or giving off light
the luminosity of the fireflies made for an enchanting nighttime show
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of luminosity
Almost No Stars Preliminary analysis suggests CDG-2 has the luminosity of about 6 million Sun-like stars.
—
Ryan Brennan, Charlotte Observer, 23 Feb. 2026
The distances of Orion's belt stars range from 900 to 2,000 light-years from us, and shine with average luminosities roughly estimated to be more than 200,000 times that of our sun!
—Joe Rao, Space.com, 8 Feb. 2026
His process combines acrylic sprays, clouded gradients, and thick, deliberate brushstrokes to achieve depth, contrast and luminosity.
—Emma Kershaw, Forbes.com, 28 Jan. 2026
Rose and lotus extracts add extra luminosity, while natural vitamin E provides antioxidant support.
—Christa Joanna Lee, Allure, 23 Jan. 2026
See All Example Sentences for luminosity
Ryan Brennan, Charlotte Observer, 23 Feb. 2026
The distances of Orion's belt stars range from 900 to 2,000 light-years from us, and shine with average luminosities roughly estimated to be more than 200,000 times that of our sun!
—Joe Rao, Space.com, 8 Feb. 2026
His process combines acrylic sprays, clouded gradients, and thick, deliberate brushstrokes to achieve depth, contrast and luminosity.
—Emma Kershaw, Forbes.com, 28 Jan. 2026
Rose and lotus extracts add extra luminosity, while natural vitamin E provides antioxidant support.
—Christa Joanna Lee, Allure, 23 Jan. 2026
See All Example Sentences for luminosity
Recent Examples of Synonyms for luminosity
Noun
-
The base model starts at $1,599, while the higher-end Studio Display XDR starts at $3,299 and adds features aimed at more demanding professional use cases, including higher brightness, mini-LED backlighting and a faster refresh rate.—
MacKenzie Sigalos,
CNBC,
3 Mar. 2026
-
The brightness of the 8K display is 150 times brighter than a typical planetarium and 10 times brighter than the digital projection at any local movie theater.—
Brayden Garcia,
Fort Worth Star-Telegram,
3 Mar. 2026
Noun
-
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.—
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
Noun
-
The part that celebrates their humanity, their brilliance, and their potential—all bound up together in ours.—
Literary Hub,
Literary Hub,
5 Mar. 2026
-
Kimi Antonelli, who debuted with Mercedes last year at age 18, showed flashes of brilliance — and inconsistency — last season.—
Sahil Kapur,
NBC news,
4 Mar. 2026
Noun
-
But both play with a little breathing room between the gems, giving these designs a distinct sense of modernism and lightness.—
Jill Newman,
Robb Report,
1 Mar. 2026
-
Maybe reaching patriotic Judeo-Christian nirvana should feel like the unbearable lightness of an emptied mind.—
Jessica Winter,
New Yorker,
27 Feb. 2026
Cite this Entry
“Luminosity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/luminosity. Accessed 9 Mar. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
