as in glow
the steady giving off of the form of radiation that makes vision possible
we could see inside the cave even without a flashlight because of the luminescence coming from some of the fungus on the walls
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of luminescence
Astronomers are continuing to monitor the black hole flare, though its luminescence is fading.
—
Eric Lagatta, USA Today, 5 Nov. 2025
When placed under ultraviolet lighting, six species of the critters were found to emit a green luminescence.
—Taylor Nicioli, CNN Money, 29 Oct. 2025
Stratus clouds are gray layers, sometimes with variances in their luminescence.
—Noel Kirkpatrick, Treehugger, 7 Aug. 2025
Each frame is down-sampled to a lower resolution, then subjected to basic pixel/image analysis such as luminescence (brightness) and color extraction, brightness gradient analysis and texture analysis.
—IEEE Spectrum, 22 Dec. 2017
See All Example Sentences for luminescence
Eric Lagatta, USA Today, 5 Nov. 2025
When placed under ultraviolet lighting, six species of the critters were found to emit a green luminescence.
—Taylor Nicioli, CNN Money, 29 Oct. 2025
Stratus clouds are gray layers, sometimes with variances in their luminescence.
—Noel Kirkpatrick, Treehugger, 7 Aug. 2025
Each frame is down-sampled to a lower resolution, then subjected to basic pixel/image analysis such as luminescence (brightness) and color extraction, brightness gradient analysis and texture analysis.
—IEEE Spectrum, 22 Dec. 2017
See All Example Sentences for luminescence
Recent Examples of Synonyms for luminescence
Noun
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For one day only, a classic roadside pitstop will be transformed into a desert beauty destination, inviting guests to cruise through the brand's universe of color, glow and artistry through a series of interactive touch points.—
Skyler Caruso,
PEOPLE,
10 Apr. 2026
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When our own planet was eclipsing the sun, at least from the Artemis capsule’s point of view, the astronauts saw the agave-green milky glow of the solar atmosphere and its dust, visible around the moon.—
Rebecca Boyle,
The Atlantic,
10 Apr. 2026
Noun
-
Water, in every shade, shows up again and again — soft pink mornings, harsh midday glare, sunsets that bleed into the horizon.—
Alaa Elassar,
CNN Money,
12 Apr. 2026
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The key window is April 10-20, when the comet is brightening but not yet too deeply embedded in the sun's glare.—
Jamie Carter,
Space.com,
10 Apr. 2026
Noun
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The light that falls from the left, through half-open windows, onto Vermeer’s walls, some of them bare, testifies not so much to an overcast Dutch day as to a suffusion of grace.—
Anthony Lane,
New Yorker,
13 Apr. 2026
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Clean Acne features blue LED lights to kill acne-causing bacteria while the Clean Redvolution combines the cleansing power of PMD Clean with the rejuvenating treatment of red light therapy.—
Tory Johnson,
ABC News,
13 Apr. 2026
Noun
-
General Daily Insight for April 10, 2026 A friendly spark gleams over our current conversations.—
Tarot.com,
Baltimore Sun,
10 Apr. 2026
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Wessels catches gleams to follow not only in magical tales but in twinkling memories, sparkling wordplay, the films of silver-screen star Veronica Lake, and his charm of a daughter, the inspiration of a half-dozen poems that take their titles from spells.—
Literary Hub,
Literary Hub,
1 Apr. 2026
Noun
-
Upcoming full moons These times mark the exact instant of full illumination.—
Anthony Wood,
Space.com,
9 Apr. 2026
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The astronauts will be able to look at the same locations more than once with different angles of illumination, according to Young.—
Ava Berger,
NPR,
7 Apr. 2026
Cite this Entry
“Luminescence.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/luminescence. Accessed 15 Apr. 2026.
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