light pollution

noun

: artificial skylight (as from city lights) that interferes especially with astronomical observations

Examples of light pollution in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The best view of the star will be from the Northern Hemisphere, far away from the light pollution of cities or street lights. Gordon G. Chang, Newsweek, 1 Nov. 2024 The northern lights will be the most visible between 10 p.m. and 2 a.m. local time and are most visable further from the light pollution of major metropolitan areas. Mary Whitfill Roeloffs, Forbes, 28 Oct. 2024 Getting away from light pollution, and even the bright light of a full moon, will also enhance the viewing experience, Dahl said. Julia Jacobo, ABC News, 21 Oct. 2024 According to Dark Sky International, the darkest location in Kentucky for viewing this meteor shower is Mammoth Cave. Checking Dark Sky International's map is a good way to find places nearby that have the least amount of light pollution. Katie Wiseman, The Courier-Journal, 18 Oct. 2024 See all Example Sentences for light pollution 

Word History

First Known Use

1969, in the meaning defined above

Time Traveler
The first known use of light pollution was in 1969

Dictionary Entries Near light pollution

Cite this Entry

“Light pollution.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/light%20pollution. Accessed 22 Nov. 2024.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!