Recent Examples of ultraviolet from the Web
Still, ultraviolet rays, which can have a long-term effect on eyesight, come at the eyes.
The disruption led to a weakening of the potency of a enzyme that blocks the sun's harmful ultraviolet radiation, thus allowing the skin to sustain more damage.
Even though a portion of the sun will be covered, experts say this amount of ultraviolet light is still dangerous.
Currently, that uses ultraviolet light with a wavelength of 193nm.
This is false, as science has proven that sunscreen is the only known antidote to skin cancer caused by ultraviolet light.
There is strong evidence that some bacteria can survive strong ultraviolet light from the sun and other space radiation.
Deep inside their tissue are little proteins that take the sun’s ultraviolet light and turn it into a glowing green sunscreen, shielding from the sun these corals that live just below the water’s surface.
As Ian Sample at The Guardian reports, a new study suggests that in the presence of ultraviolet light, perchlorates, a class of chemical compounds widespread on Mars' surface, turn deadly for bacteria.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ultraviolet.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of ultraviolet
ULTRAVIOLET Defined for English Language Learners
Definition of ultraviolet for English Language Learners
—used to describe rays of light that cannot be seen and that are slightly shorter than the rays of violet light
ULTRAVIOLET Defined for Kids
Definition of ultraviolet for Students
medical Definition of ultraviolet
Seen and Heard
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