Fluorescent

/flɔːˈrɛs.ənt/

Meaning & Definition

adjective
Exhibiting fluorescence; capable of absorbing light at one wavelength and emitting it at a longer wavelength.
The fluorescent paint glowed brightly under the black light.
Designed to produce visible light when an electric current passes through a gas or vapor.
The office was illuminated by fluorescent lights that saved energy.
Characterized by bright or intense colors.
She wore a fluorescent jacket to ensure visibility during her evening run.

Etymology

Derived from the word 'fluorescence', itself from the mineral fluorite, which was named from Latin 'fluo' meaning 'to flow'.

Common Phrases and Expressions

fluorescent light:
A type of electric light that produces light by fluorescence.
fluorescent paint:
Paint that glows under UV light and is often used for effects or visibility.

Related Words

Slang Meanings

Bright and eye-catching.
That shirt is so fluorescent, you can't miss it!
Overly flashy or gaudy.
Those fluorescent colors are way too much for a formal event.