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Definitions

fluorescence

[floo-res-uhns, flaw-, floh-] / flʊˈrɛs əns, flɔ-, floʊ- /
NOUN
luminosity
Synonyms
Antonyms
STRONG


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The water-soluble, FDA-approved dye used by UltraGreen.ai for fluorescence imaging is considered a generic drug and falls under the current exemption, they say.

From The Wall Street Journal • Apr. 7, 2026

By tracking the fluorescence, they could quickly determine whether the virus continued to replicate.

From Science Daily • Apr. 6, 2026

The strategy is still being tested experimentally, but it is based on established principles from polymer chemistry and biocompatible fluorescence imaging.

From Science Daily • Feb. 13, 2026

Emerging portable testing methods include X-ray fluorescence analysers for turmeric and handheld DNA kits to test olive oil.

From BBC • Feb. 9, 2026

The hot exposed solar interior will flood the shell with ultraviolet light, inducing a lovely red and blue fluorescence extending beyond the orbit of Pluto.

From "Cosmos" by Carl Sagan




Vocabulary lists containing fluorescence


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