PHOSPHORESCENCE

Pronunciation (US): (GB):

Meaning:

A fluorescence that persists after the bombarding radiation has ceased

Classified under:

Nouns denoting natural phenomena

Hypernyms ("phosphorescence" is a kind of...):

fluorescence (light emitted during absorption of radiation of some other (invisible) wavelength)

Derivation:

phosphoresce (to exhibit phosphorescence)

phosphorescent (emitting light without appreciable heat as by slow oxidation of phosphorous)