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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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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If your skin has been looking a little dull, dehydrated, or uneven after long days in the sun, this milky toner is here to restore your glow.—
Christa Joanna Lee,
Allure,
19 June 2026
-
In one chilling early scene, the toys peek out Bonnie’s window and see all the houses around them lit up, from within, by the spectral glow of personal digital devices.—
Justin Chang,
New Yorker,
19 June 2026
Noun
-
The stars burn brightly here, shielded from light pollution and city glare, and the rock formations are eerily beautiful in silhouette.—
Tamara Gane,
Travel + Leisure,
15 June 2026
-
No glare or sunlight coming through onto the pitch as a result.—
Jim Barnes,
Fort Worth Star-Telegram,
14 June 2026
Noun
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These startups are working with a range of different non-invasive sensor modalities, including those that measure electrical pulses (EEG), those that measure magnetic fields (MEG), and those that use light to measure changes in blood flow (fNIRS).—
Rob Toews,
Forbes.com,
22 June 2026
-
Kelly and Watts say the intent was never to rewrite the narrative or portray anyone in an unfair light.—
Gerrad Hall,
Entertainment Weekly,
22 June 2026
Noun
-
Then buff the steel with a dry cloth, wiping in the same direction as the metal's grain to bring back that gleam.—
Brandee Gruener,
Southern Living,
10 June 2026
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After a while, though, all the professions of sincerity and thanks, the constant invocations of the one true POTUS, and the worshipful exhibits upstairs give the whole place a cultish, nostalgic gleam.—
Justin Davidson,
Curbed,
4 June 2026
Noun
-
Julia Newman, principal and founder of Julia Adele Design, recommends choosing bulbs around 2700K, which create a softer, more flattering illumination.—
Natasha Bazika,
Martha Stewart,
14 June 2026
-
Turtle-friendly bulbs could provide a solution without skimping on illumination.—
AJ Willingham,
AJC.com,
9 June 2026
Cite this Entry
“Luminescence.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/luminescence. Accessed 22 Jun. 2026.
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