Definition of luminescence in English:
The emission of light by a substance that has not been heated, as in fluorescence and phosphorescence.
- 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.
late 19th century: from Latin lumen, lumin- 'light' + -escence (denoting a state).
- 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.
Definition of luminescence in:
- British & World English dictionary
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