fluorescence
pronunciation
How to pronounce fluorescence in British English:
UK [flu:ə'resəns]
How to pronounce fluorescence in American English:
US [flʊˈrɛsəns, flɔ-, flo-]
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- Noun:
- light emitted during absorption of radiation of some other (invisible) wavelength
Word Origin
- fluorescence (n.)
- 1852, "property of glowing in ultraviolet light," coined by English mathematician and physicist Sir George G. Stokes (1819-1903) from fluorspar (see fluorine), because in it he first noticed the phenomenon, + -escence, on analogy of phosphorescence.
Example
- 1. In addition , some organisms are also capable of fluorescence .
- 2. Absence of fluorescence would warn of the presence of explosives .
- 3. Researchers hope such animals will help scientists track the course of disease via fluorescence .
- 4. The natural fluorescence of gfp is incoherent , just like the light emitted by a normal light bulb .
- 5. Naturally occurring fluorescence emitted and captured using powerful underwater strobes and special barrier filters that only allow specific wavelengths of light .