TOP

Definition of fluorescence noun from the Oxford Advanced Learner's Dictionary

fluorescence

noun
 
/fləˈresns/
 
/fləˈresns/
[uncountable]
jump to other results
  1. bright light produced by some forms of radiation
    • X-ray fluorescence
  2. the quality of a colour, material, etc. that appears very bright when light shines on it, so it can be seen in the dark
  3. compare phosphorescence
See fluorescence in the Oxford Learner's Dictionary of Academic English
herb
noun
 
 
From the Word list
Oxford 5000
B2
Oxford Learner's Dictionaries Word of the Day