fluorescence
/ˌflʊəˈresəns/noun
mass noun
1- the visible or invisible radiation produced from certain substances as a result of incident radiation of a shorter wavelength such as X-rays or ultraviolet light荧光。
1.1
- the property of absorbing light of short wavelength and emitting light of longer wavelength荧光性。
词源
mid 19th cent.: from FLUORSPAR (which fluoresces), on the pattern of opalescence.