紫外

Traditional form:

紫外

Pinyin (reading):

zǐwài

Definitions:

• ultraviolet (ray)

Characters:

• 紫 - purple, violet; amethyst; surname
• 外 - out, outside, external; foreign; in addition

Traditional characters:

• 紫 - purple, violet; amethyst; surname
• 外 - out, outside, external; foreign; in addition