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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Example Sentences
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Recent Examples of luminescence
Clients will book anytime during Oscars week, with some coming to see her the day before or even day of without risk of redness or downtime due to specific techniques that maximize luminescence without any downtime.
—
Margaux Lushing,
Forbes.com,
15 Mar. 2026
Fire Horse flavors are amped up with a double blessing and an extra oomph of chili heat and citrusy luminescence all served family-style to emphasize togetherness.
—
Catharine Kaufman,
San Diego Union-Tribune,
9 Feb. 2026
To analyze the core samples, the team employed a process known as luminescence dating.
—
New Atlas,
7 Jan. 2026
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
See All Example Sentences for luminescence
Margaux Lushing,
Forbes.com,
15 Mar. 2026
Fire Horse flavors are amped up with a double blessing and an extra oomph of chili heat and citrusy luminescence all served family-style to emphasize togetherness.
—
Catharine Kaufman,
San Diego Union-Tribune,
9 Feb. 2026
To analyze the core samples, the team employed a process known as luminescence dating.
—
New Atlas,
7 Jan. 2026
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
See All Example Sentences for luminescence
Recent Examples of Synonyms for luminescence
Noun
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Like the living room, the bedroom is painted the same flat white but the quality of the eastern light filtering into the bedroom casts a buttery glow.
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By the end of the movie, even something as natural as daylight has become suffused with a heavenly glow, and the beads of sweat on a dying body sparkle with a beauty that Emily had never been able to find anywhere else in her tragedy of a life.
Noun
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This variable star is also located 250 light-years from Earth, but is sadly lost from view in the glare of the sun during the summer months.
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Meanwhile, Warren’s second pitch of that plate appearance made for some chin music — more so than the one that Contreras walked on — and earned a glare from the batter.
Noun
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The satellite is equipped with three multiwavelength telescopes that are able to collect data in visible, ultraviolet, X-ray and gamma-ray light.
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Optical technology allows semiconductors to process signals at speeds close to that of light.
Noun
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Then buff the steel with a dry cloth, wiping in the same direction as the metal's grain to bring back that gleam.
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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.
Noun
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The citywide experience will consist of landmark illuminations, exhibitions, immersive fan activations, and collaborations with local communities and businesses.
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Inside, a string of skylights will provide almost all the natural illumination the library would ever need, held up by walls made solely of compressed earth.
Cite this Entry
“Luminescence.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/luminescence. Accessed 3 Jul. 2026.
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