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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Duties range from hosting sidewalk telescope sessions at local libraries to lunar eclipse watch parties. Megan Michelson, Outside Online, 13 May 2025 In a total lunar eclipse, the entire Moon falls within the darkest part of Earth's shadow, called the umbra. Mohammed Soliman, MSNBC Newsweek, 28 Apr. 2025 That differs from what happened earlier in March during the lunar eclipse, when the Earth came between the sun and moon to block sunlight from reaching our celestial neighbor. Eric Lagatta, USA Today, 27 Mar. 2025 Protect your eyes during a partial solar eclipse Remember this is a solar eclipse, not a lunar eclipse. Janet Loehrke, USA TODAY, 23 Mar. 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 25 May. 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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