Definition of luminescence in English:

luminescence

Line breaks: lu¦mi|nes¦cence
Pronunciation: /ˌluːmɪˈnɛs(ə)ns
 
/

noun

[mass noun]
  • The emission of light by a substance that has not been heated, as in fluorescence and phosphorescence: honey fungus produces a ghostly greenish luminescence
    More example sentences
    • This property also leads to the intense luminescence and electron transfer capability of porphyrins and many metalloporphyins.
    • He studied seawater luminescence and ocean temperatures while charting the path of the Gulf Stream.
    • Not electrical, but green luminescence; a glowing paint that had been painted along every shelf and spare inch of wall or floor.

Derivatives

luminescent

adjective
More example sentences
  • Fluorescence and phosphorescence are two similar luminescent phenomena.
  • A person could place his hand in an x-ray beam before a luminescent screen and view his own bones through a hooded visor.
  • The basis for this power is the development of stable and sensitive analysis devices and fluorescent and luminescent probes.

Origin

late 19th century: from Latin lumen, lumin- 'light' + -escence (denoting a state).

More definitions of luminescence

Definition of luminescence in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space