ultraviolet light

Noun

Meaning

(uncountable) Light in the ultraviolet part of the spectrum.

(countable) A light bulb that emits ultraviolet light; a black light.

Synonyms

Examples

Absorbed ultraviolet light energises the shell of nebulous gas around the central star, causing it to appear as a brightly coloured planetary nebula. Source: Internet

A 2008 study reported that ripe bananas fluoresce when exposed to ultraviolet light. Source: Internet

Also called Concha Nácar, the pearls from these rainbow lipped oysters fluoresce red under ultraviolet light. Source: Internet

An electric discharge in the tube causes the mercury atoms to emit mostly ultraviolet light. Source: Internet

A photographic negative of the desired image is placed in contact with the emulsion and the plate is exposed to ultraviolet light. Source: Internet

Another option for disinfecting might be ultraviolet light, but that hasn't been definitively proven to work for this coronavirus yet, and "can be expensive," Wildes said. Source: Internet

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