The Dictionary of Internal Security

Dictionary

English  
luminescence - noun MP3
 
Definitions  
Def: the low-temperature emission of light caused by ultraviolet radiation, visible light or x-rays
Example: Luminescence is the emission of light from causes other than high temperature.
 
Usage note  
Word family  
  • luminesce
  • luminescent
 
Collocations  
 
See also  
 
dic_connotations