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
Auroras are light shows that happen when charged particles from the sun interact with Earth's atmosphere and magnetic field, while airglow is luminescence caused by chemical reactions high in the atmosphere.
—
Elizabeth Howell, Space.com, 21 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
Elizabeth Howell, Space.com, 21 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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The steady light of Saturn will shine below the Great Square of Pegasus with Mars lower still on the eastern horizon, close to the glow of the Pleiades open cluster.—
Anthony Wood,
Space.com,
1 May 2026
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With recent collaborations with tech titans like NVIDIA and hardware experts like Kinova, AtkinsRéalis is building an ecosystem where the next generation of energy is managed by machines that never tire and fear nothing, even the invisible glow of a reactor core.—
Mrigakshi Dixit,
Interesting Engineering,
29 Apr. 2026
Noun
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This provided a comfort blanket and a lead that Chelsea and Liverpool, unable to shift the glare of scrutiny away from themselves, couldn’t replicate.—
Jacob Tanswell,
New York Times,
26 Apr. 2026
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But noise, as well as glare, are typically buffered with vegetative landscaping and setbacks, or the distance between the property line and the nearest structure.—
Anna Clark,
ProPublica,
24 Apr. 2026
Noun
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The game in Italy is still haunted by Calciopoli, the crisis two decades ago that, among other things, shone an unflattering light on the power and influence behind the appointment of referees in Serie A.—
Phil Hay,
New York Times,
27 Apr. 2026
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The lights were turned on, and an announcement came over the speaker to immediately exit.—
Emily Longeretta,
Variety,
26 Apr. 2026
Noun
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Plus, avocado oil provides heat protection up to 450 degrees Fahrenheit, while a blend of sunflower oil, hemisqualane, and squalane hydrate the hair for a healthy gleam.—
Deanna Pai,
Vogue,
27 Apr. 2026
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Around the corner is Alexander Calder’s 1964 fountain Three Quintains (Hello Girls), which has been lovingly restored and gleams in the early morning light.—
Maximilíano Durón,
ARTnews.com,
17 Apr. 2026
Noun
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What stands out, in fact, is not Himelfarb’s illumination of the mechanics of chess but his insights regarding the psychologies of people.—
Louisa Thomas,
New Yorker,
26 Apr. 2026
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During these times, the easiest way to help birds is to turn off unneeded lights at night and to close curtains or blinds to keep interior illumination from spilling outside.—
K. R. Callaway,
Scientific American,
24 Apr. 2026
Cite this Entry
“Luminescence.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/luminescence. Accessed 3 May. 2026.
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