light pollution


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

Examples of light pollution in a Sentence

Recent Examples on the Web There are seven state parks designated as year-round dark sky preserves, according to the Michigan Department of Natural Resources — including one on the south side of the state — to protect the parks from light pollution. Brian Manzullo, Detroit Free Press, 10 May 2024 According to Corrie Christensen, the sixth-graders’ science teacher, about half of those birds perish due to disorientation caused by light pollution. Mary Divine, Twin Cities, 6 May 2024 Try to plan your stargazing spot using a light pollution map or by checking with your local astronomical society for tips on the best places to go for unfettered viewing. Wes Davis, The Verge, 5 May 2024 Additionally, choose a stargazing perch with minimal light pollution — such as a dark-sky park or hotel. Stephanie Vermillion, Travel + Leisure, 3 May 2024 The Northeast, with many areas free of light pollution, was the only area east of the Rockies to produce similar numbers. Shaun Goodwin, Idaho Statesman, 2 May 2024 Unfortunately, even being in such a dry, high, cloudless place doesn’t free telescopes from light pollution off Earth: satellites. Isaac Schultz / Gizmodo, Quartz, 3 Apr. 2024 Some of the most popular viewpoints include Goat Bluff, Carlton Beach, and Tinderbox, all of which are fairly close to Hobart, though far enough from substantial light pollution. Stefanie Waldek, Travel + Leisure, 1 Apr. 2024 To see the devil comet in the night sky, choose a location away from light pollution. The Arizona Republic, 27 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'light pollution.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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.” Dictionary, Merriam-Webster, Accessed 21 May. 2024.

Last Updated: - Updated example sentences
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