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ultraviolet

ultraviolet

14 5.1
Invisible light with waves shorter than visible light that can cause sunburn
  • noun
  • /ˌʌltrəˈvaɪəlɪt/
  • Specialized
translation icon : radiación ultravioleta
  • Fun fact, humans can't see ultraviolet light, but some other animals can.
  • ultraviolet light
  • ultraviolet radiation
  • ultraviolet disinfection

Moreover, low mass stars are known to have flares in the ultraviolet, so that could also strip the atmosphere.

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Examples

  • Moreover, low mass stars are known to have flares in the ultraviolet, so that could also strip the atmosphere.

  • Ultraviolet radiation from the sun can cause skin damage if proper protection is not used.

  • If we have ultraviolet radiation, we have something happening.

  • It's pretty hard to tell just using visible light, but in the ultraviolet it's obvious.

  • In the back was a section entirely lit by blue ultraviolet light.

    Fiction book (1990)
  • For example, ultraviolet light from the sun strikes the surface of Mars.

  • Slowly, but surely, ultraviolet rays would pour in, increasing the risk of skin cancer.

  • Ultraviolet radiation may be harmful to unaccustomed eyes.

  • In the winter, when you are skiing in the Alps, you may experience ultraviolet radiation, but it's all UVA.

  • Because the amount of solar ultraviolet is greater at solar maximum, the atmosphere gets hotter and expands.

    Academic text (1990)

Synonyms

ultraviolet light
vsultraviolet
  • Specialized
10 4.0

A type of light from the sun that you cannot see and that can burn your skin

is the scientific radiation concept without stressing skin effects
ultraviolet ray
vsultraviolet
  • Specialized
5 3.9

A strong invisible light from the sun that can damage skin and kill germs

refers to the broader class of such waves rather than one beam
ultraviolet radiation
vsultraviolet
  • Specialized
4 4.1

Invisible light from the sun that can burn skin

focuses on the general invisible waves rather than health effects
ultraviolet spectrum
vsultraviolet
  • Specialized
1 5.3

A range of light waves shorter than visible light that can cause sunburn

names the radiation itself rather than highlighting the whole band
UV
vsultraviolet
  • Specialized
4.2

Invisible light that can burn or damage skin

is the full word form rather than an abbreviation
ultraviolet illumination
vsultraviolet
  • Specialized
6.5

Invisible light beyond the violet end of visible light

is the general physical phenomenon, not specifically a light source

Compounds

ultraviolet light
  • Specialized
10 4.0

A type of light from the sun that you cannot see and that can burn your skin

ultraviolet ray
  • Specialized
5 3.9

A strong invisible light from the sun that can damage skin and kill germs

ultraviolet radiation
  • Specialized
4 4.1

Invisible light from the sun that can burn skin

ultraviolet spectrum
  • Specialized
1 5.3

A range of light waves shorter than visible light that can cause sunburn

6.5

Invisible light beyond the violet end of visible light

ultraviolet lamp
  • Specialized
4.8

A lamp that gives invisible light to make some paints glow and kill germs

ultraviolet source
  • Specialized
6.2

A device that gives off ultraviolet light used for lighting or experiments

How Energetic

gamma ray
  • Specialized
21 4.2
X-ray
  • Specialized
99 3.2
ultraviolet
  • Specialized
14 5.1
visible light
  • Specialized
10 3.4
infrared
  • Specialized
5 4.8
microwave
  • Specialized
55 3.7
radio wave
  • Specialized
19 3.2

Surface Forms

ultraviolet singular
ultraviolets plural

Morphology

ultraviolet = ultraviolet (semi-transparent) = ultra + violet

The noun use is a straightforward conversion of the adjectival form 'ultraviolet' into a mass noun for the radiation.

Etymology

Ultraviolet is formed from ultra- 'beyond' and violet the purple color, so it names the kind of light that is 'beyond violet' and is usually invisible to our eyes, yet can still cause sunburn.