シガイセン
Meanings
Noun
Physics
1. ultraviolet rays; ultraviolet radiation; UV radiation
Pitch accent
シ
ガイセン
Composed of
ultraviolet; UV
line; stripe; line (e.g. telephone line); wire; ray (e.g. X-ray); beam; line (e.g. of a railroad)
Used in vocabulary (4 in total)
ultraviolet treatment; ultraviolet light therapy
ultraviolet forecast; UV forecast
extreme ultraviolet
Examples (5 in total)
I use sunscreen to block UV rays.
Ultraviolet rays are harmful to us.
Infrared and ultra-violet rays are types of light invisible to the human eye.
He put on sunglasses to protect his eyes from ultraviolet rays.
The sudden increase of ultraviolet rays made the researchers believe in the existence of ozone holes.