fluorescence

noun

flu̇-ˈre-sᵊn(t)s How to pronounce fluorescence (audio)
Definition of fluorescencenext
as in glow
the steady giving off of the form of radiation that makes vision possible studied the fluorescence of certain elements

Synonyms & Similar Words

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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 fluorescence While that sounds much more intuitive, a technique called X-ray fluorescence spectroscopy reveals that what’s on the surface might not be the whole story. — Margherita Bassi, Popular Science, 11 June 2026 Also indicative of a dense shroud of gas were signs of fluorescence and helium-absorbing radiation. — Robert Lea, Space.com, 10 June 2026 For a time, Schoenbrun’s new film plays things relatively straight, eschewing the bright colors and black-light fluorescence of the non-binary director’s first two films. — Damon Wise, Deadline, 12 May 2026 The luciferase catalyzes the oxidation of luciferin, producing blue light, which GFP then absorbs and re-emits as green fluorescence. — Samantha Agate, Charlotte Observer, 23 Apr. 2026 See All Example Sentences for fluorescence
Recent Examples of Synonyms for fluorescence
  1. glow
  2. glare
  3. light
  4. gleam
  5. luminescence
  6. illumination
Noun
  • Step inside the glassy tower and the mood softens instantly; warm wood panelling, geometric latticework and ikebana arrangements nod to traditional craftsmanship; lantern-like lighting casts a gentle glow across stone floors and neutral textiles.
    — Condé Nast, Condé Nast Traveler, 5 Nov. 2026
  • The glow of many Turners has dwindled, thanks to unstable pigments, but here is an immaculate exception.
    — Anthony Lane, New Yorker, 5 Nov. 2026
Definition of glow
Noun
  • The crew switched on spotlights to mimic the glare of the blast.
    — Matt Alt, New Yorker, 8 Nov. 2026
  • There’s also a nano-texture glass option to fight glare, though that will set you back another $150.
    — ArsTechnica, ArsTechnica, 6 Nov. 2026
Definition of glare
Noun
  • Silicon photonics Silicon photonics integrates optical components onto semiconductor platforms to transmit information using light.
    — Atharva Gosavi, Interesting Engineering, 7 Nov. 2026
  • Wipe down doorknobs, light switches and countertops daily, and again after guests come through, according to the CDC.
    — Samantha Agate, Charlotte Observer, 6 Nov. 2026
Definition of light
Noun
  • The music resolves and smoke rolls into the gallery before the screen opens up and the real Endeavour gleams in the distance, spotlighted like a mirage in the dark.
    — Los Angeles Times, Los Angeles Times, 27 Oct. 2026
  • The singer-songwriter’s seventh album is their wackiest and funniest to date, with a madcap gleam coursing through its synth-pop portraits of lovable weirdos and suburban dread.
    — Zach Schonfeld, Pitchfork, 26 Oct. 2026
Definition of gleam
Noun
  • The ringed planet may be difficult to spot because of the moon’s luminescence.
    — Dharma Niles, CNN Money, 25 Oct. 2026
  • Studying the effects of this fluctuating luminescence on interpreting gesture may tell us whether speech has significant benefits around an evening campfire.
    — Mike McRae September 02, New Atlas, 3 Sep. 2026
Definition of luminescence
Noun
  • For communities across Sacramento and California, Diwali — the ancient Hindu Festival of Lights — comes with its joyful tradition of illumination to symbolize good over evil, but this year’s celebration is marked with a shadow of disappointment.
    — Camila Pedrosa, Sacbee.com, 4 Nov. 2026
  • Previous versions of this luminous logo relied on the screen backlight to provide the illumination.
    — Joe Osborne, PC Magazine, 29 Oct. 2026
Definition of illumination

Browse Nearby Words

flunky
fluorescence
fluorescences
See all Nearby Words

Cite this Entry

“Fluorescence.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fluorescence. Accessed 11 Nov. 2026.

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More from Merriam-Webster on fluorescence

Britannica.com: Encyclopedia article about fluorescence

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