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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On March 3, a total lunar eclipse in your sign marks a powerful (personal) milestone, as this completes a two-year eclipse series (and storyline) that began in 2024. Valerie Mesa, PEOPLE, 28 Jan. 2026 Aristotle was also among the first of his contemporaries to recognise that Earth was spherical, based on his observations of the curved shadow cast on the lunar surface during a lunar eclipse. Anthony Wood, Space.com, 25 Jan. 2026 It will be followed two weeks later by a total lunar eclipse — the last until 2029 — visible across North America. Jamie Carter, Forbes.com, 23 Jan. 2026 Two lunar eclipses are also expected in 2026. Devika Rao, TheWeek, 13 Jan. 2026 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 2 Feb. 2026.

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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