adj
fluorescent
floor-REH-suhnt
adj
1
Producing bright light when exposed to ultraviolet or electrical energy, as in certain lamps.
"The office was lit with harsh fluorescent lighting."
2
Extremely bright or vivid in color, as if glowing.
"She painted her nails a fluorescent pink."
How to Use Fluorescent
Learner’s notesIn plain EnglishEither describing a type of glowing light/lamp, or an extremely bright, almost glowing color.
Common pairings
fluorescent light
fluorescent pink
fluorescent tube
Word Forms
more fluorescent comparative, fluorescents plural, most fluorescent superlative
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The office was lit with harsh _____ lighting.
Etymology
From "fluoresce" plus "-ent," ultimately tracing back to the mineral fluorite, which was noted for glowing under certain light.