Recent Examples of ultraviolet from the Web
Ozone, a colorless gas, protects the Earth from harmful ultraviolet radiation, which could cause higher rates of skin cancer and cataracts disease, as well as disrupt plant growth, scientists say.
Safeguards on the new license include ultraviolet ink, duplicate images and other features only visible under ultraviolet light.
High in the atmosphere, about 7 to 25 miles (11 to 40 kilometers) above the Earth, ozone shields Earth from ultraviolet rays that cause skin cancer, crop damage and other problems.
The purifiers, which cost $2,500 apiece, use ultraviolet light and ozone to produce enough clean drinking water to quench the thirst of 1,000 people per day.
Using observatories that can see ultraviolet radiation, like the Hubble Space Telescope, astronomers have spotted enough WHIM to account for about 50% to 70% of the missing baryons—still leaving a significant fraction unaccounted for.
High-energy particles and a burst of ultraviolet rays are released into space, and in a few days time, can reach the Earth’s atmosphere.
The lunar surface gets blasted with a lot of solar wind and ultraviolet radiation.
The 28-layer spacesuit, costing $100,000 apiece, had to be able to resist ultraviolet radiation and withstand a 500-degree temperature range, from minus-250 degrees Fahrenheit to 310 degrees above zero.
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.
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