black lightblack light
ultraviolet or infrared radiation used for fluorescent effects, photography, etc. in the dark
Invisible ultraviolet or infrared radiation. Black light causes fluorescent materials to emit visible light and is used to take pictures in the dark.
(plural black lights)
- Light bulb that emits ultraviolet light, usually used to create the illusion that anything white is glowing.
- UVA is sometimes called "black-light"; while UVC is sometimes called "germicidal."
- It comes in Jet Black/Black Persimmon, Jet Black/VR50, and Jet Black/Light Grey.