lunar eclipse

noun

: an eclipse in which the full moon passes partially or wholly through the umbra of the earth's shadow

Examples of lunar eclipse in a Sentence

Recent Examples on the Web
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Two weeks after the total lunar eclipse, a partial solar eclipse will be visible in parts of Australia, the Atlantic, the Pacific and Antarctica on September 21. Gina Park, CNN Money, 7 Aug. 2025 The next time a lunar eclipse will be visible across the Americas is March 3, 2026, NASA says. Cailey Gleeson, jsonline.com, 29 July 2025 The lunar eclipse will occur throughout the night, from 10:57 p.m. to 5 a.m. Central Time. Brandi D. Addison, Austin American Statesman, 2 July 2025 Blood moons—like the one that graced our skies in March—occur during total lunar eclipses, when the sun, the Earth and the moon line up in a way that makes the Earth block most of the sun's light from reaching the moon. Margherita Bassi, Smithsonian Magazine, 5 June 2025 See All Example Sentences for lunar eclipse

Word History

First Known Use

1667, in the meaning defined above

Time Traveler
The first known use of lunar eclipse was in 1667

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Cite this Entry

“Lunar eclipse.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lunar%20eclipse. Accessed 19 Aug. 2025.

Kids Definition

lunar eclipse

noun
: an eclipse in which the moon passes partially or entirely through the umbra of the earth's shadow

More from Merriam-Webster on lunar eclipse

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