new moon

noun

1
: the moon's phase when it is in conjunction with the sun so that its dark side is toward the earth
also : the thin crescent moon seen shortly after sunset for a few days after the actual occurrence of the new moon phase
2
: the beginning of each Jewish month marked by a special liturgy

Examples of new moon in a Sentence

Recent Examples on the Web
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People come to star gaze, take new moon hikes, and see the Milky Way or stars. Cara Tabachnick, CBS News, 1 Mar. 2025 This is followed by a new moon in Pisces on Feb. 27, activating your fourth house of home, family and innermost feelings. Valerie Mesa, People.com, 1 Feb. 2025 Priorities are pivoting during the Capricorn new moon. USA TODAY, 30 Dec. 2024 Year of the Snake The first new moon of the lunar calendar fell on January 29, ushering in the Year of the Snake and the 15-day Spring Festival, a big annual highlight in China and for Chinese communities around the world. Maureen O'Hare, CNN, 1 Feb. 2025 See All Example Sentences for new moon

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of new moon was before the 12th century

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Cite this Entry

“New moon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/new%20moon. Accessed 10 Mar. 2025.

Kids Definition

new moon

noun
: the moon's phase when its dark side is toward the earth
also : the thin curved outline of the moon seen shortly after sunset for a few days after the actual occurrence of the new moon phase

More from Merriam-Webster on new moon

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