Definition of chemiluminescence in English:


Syllabification: chem·i·lum·i·nes·cence
Pronunciation: /ˌkemiˌlo͞oməˈnesəns


  • The emission of light during a chemical reaction that does not produce significant quantities of heat.
    More example sentences
    • Electrogenerated chemiluminescence can be employed as an analytical tool.
    • Natural sources of chemiluminescence include fireflies, glow-worms and a variety of bacteria and fungi.
    • The amount of chemiluminescence is proportional to the quantity of the amplified product.



More example sentences
  • Because the emission of radiation involves a loss of energy, chemiluminescent reactions must be exothermic.
  • The chemiluminescent reactions found in living organisms are called bioluminescence.
  • Due to the chemical processes involved, the ability of species to fine-tune the spectra of the chemiluminescent reaction is itself limited.

More definitions of chemiluminescence

Definition of chemiluminescence in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day kerf
Pronunciation: kəːf
a slit made by cutting with a saw