ultraviolet
word
Definition
'Ultraviolet' describes a type of light or radiation that is just beyond the violet end of the visible spectrum and cannot be seen by the human eye, but can cause sunburn.
Usage & Nuances
Mostly used in scientific, medical, and everyday contexts about sunlight or lamps (e.g., 'ultraviolet rays,' 'ultraviolet light'). Commonly abbreviated as 'UV.' Not a synonym for 'infrared,' which is at the opposite end of the spectrum.
Example Sentences
Plants use some ultraviolet rays from the sun.
basic
Some sunglasses protect your eyes from ultraviolet rays.
basic
The lab uses ultraviolet lamps to sterilize equipment.
natural
The sunscreen blocks both ultraviolet A and B.
natural
Too much ultraviolet light can harm your skin.
basic
If a shirt says it’s ‘UV protective’, it shields you from ultraviolet exposure.
natural