lunar eclipse


: 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 Solar eclipses also rarely occur, while lunar eclipses are comparatively more frequent. John Bacon, USA TODAY, 8 Apr. 2024 During a lunar eclipse, like the one that appeared over much of the Western hemisphere in late March, all three align with Earth sandwiched in between. Emily Mae Czachor, CBS News, 7 Apr. 2024 Check out these kid-friendly total solar eclipse learning guides from Vermont Public's But Why, and this great explainer from KERA Kids on the difference between a solar and a lunar eclipse. Rachel Treisman, NPR, 7 Apr. 2024 Like lunar eclipses, solar eclipses align with the moon’s nodes, invisible points in the solar system where the sun’s ecliptic and the moon’s orbital path intersect. Emily Newhouse, Allure, 5 Apr. 2024 Penumbral lunar eclipses are generally less obvious and dramatic compared to other types of lunar eclipses. The Arizona Republic, 22 Mar. 2024 The next lunar eclipses visible from North America are: Types of eclipses Is that a bit confusing? The Indianapolis Star, 8 Mar. 2024 Unlike a total or partial lunar eclipse, in which the moon passes through the darker central part of Earth's shadow, a penumbral lunar eclipse is more subtle. The Arizona Republic, 22 Mar. 2024 Even faint lunar eclipses are almost always accompanied by solar eclipses, either a couple of weeks before or after the lunar event, according to NASA. Mary Kekatos, ABC News, 22 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'lunar eclipse.' 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

1667, in the meaning defined above

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

Dictionary Entries Near lunar eclipse

Cite this Entry

“Lunar eclipse.” Dictionary, Merriam-Webster, Accessed 25 Apr. 2024.

Kids Definition

lunar eclipse

: 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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