Definitions

1. verb

to give off light, heat, or radiation, typically in the form of photons, as a result of a chemical or physical reaction; to glow or shine with a soft, pale light

“The firefly was able to fluoresce in the dark night”

2. verb

to become or cause something to become fluorescent

“The new paint will fluoresce under ultraviolet light”

3. noun

the process of giving off light, heat, or radiation

“The scientist studied the fluorescence of the molecule”

4. noun

a substance that gives off light, heat, or radiation, typically in the form of photons

“The fluorescent paint had a unique fluorescence property”