Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “fluorescent”

fluorescent

adjective
 
 
/flɔːˈresənt/
LIGHT Fluorescent lights are very bright, tube-shaped, electric lights, often used in offices.Light
COLOUR Fluorescent colours, clothes, etc are very bright and can be seen in the dark: fluorescent pink a fluorescent jacketThe qualities of colour
(Definition of fluorescent from the Cambridge Learners Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

Definitions of “fluorescent” in other dictionaries

Word of the Day

flair

natural ability to do something well

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More