Definition of fluorescent
1 : having or relating to fluorescence
2 : bright and glowing as a result of fluorescence fluorescent inks; broadly : very bright in color
Recent Examples of fluorescent from the Web
The look features bright coral eyeshadow covering the eyelid, a fuchsia shade in the crease, and a swipe of fluorescent yellow eyeliner on the outside half of the eye and right under the brow.
The device was recently used by scientists to capture footage of fluorescent sea turtles in the pitch-black ocean near the Solomon Islands.
The first mapped fluid movements within an animal, by injecting it with a fluorescent dye and following the dye around.
Three years ago, while at Princeton, Welsher himself developed a method of tracking a virus-like fluorescent bead made of plastic nanoparticles moving into a cell membrane.
For more fluorescent highlight inspo, scroll through the looks below: More mesmerizing hair dye stories to check out: Now watch one Allure editor's rose-gold hair transformation:
Scientists have dumped sulforhodamine—a nontoxic, water-soluble fluorescent dye—into the river to see exactly how the water flows downstream, The Local reported.
To encourage energy conservation, the federal government phased out the manufacture of T12 fluorescent bulbs in 2012.
The entire indoor mini golf course lit with black lights to make fluorescent bursts of alien planets, giant robots and flying saucers.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fluorescent.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of fluorescent
FLUORESCENT Defined for English Language Learners
Definition of fluorescent for English Language Learners
: producing light when electricity flows through a tube that is filled with a type of gas
: very bright
FLUORESCENT Defined for Kids
Definition of fluorescent for Students
1 : giving out visible light when exposed to external radiation a fluorescent substance a fluorescent coating
2 : producing visible light by means of a fluorescent coating a fluorescent bulb
3 : extremely bright or glowing fluorescent colors
Seen and Heard
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