new moon


Definition of new moon

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

July 2’s new moon solar eclipse in Cancer propels us into making commitments to family and home. Sonja Marie, Essence, "Cancer, It's Time To Feel The Love! Here Are July 2019 Horoscopes For All," 1 July 2019 Claiming to harness the renewal energy the new moon brings, moon circles celebrate the female body, menstruation, intention-setting and more. Flora Tsapovsky,, "Why is every activity making us sit in a circle right now?," 26 June 2019 Every month Earth's moon goes through its phases, waning and waxing in its constant transformation from new moon to full moon and back again. National Geographic, "Learn about the lunar cycle, as well as the origins of the many names given to each month's full moon.," 15 June 2019 The new moon was apparently spotted in North Waziristan, while the rest of Pakistan will celebrate on Wednesday. Washington Post, "Moon sightings, politics play a part in Muslim holiday," 5 June 2019 These new moons were discovered using a 520-megapixel camera attached to the huge Victor M. Blanco Telescope in Chile. Brian Resnick, Vox, "Astronomers discovered 10 new moons of Jupiter. Where have they been hiding?," 17 July 2018 Given the position of the sun and moon in relation to the Earth, which determines the strength and time of the tide, as well as when that tide would occur on this specific part of the Normandy coast, a full or new moon was required. Ashley Strickland, CNN, "How the moon played a crucial role during the D-Day invasion," 6 June 2019 Socializing feels good for your mental health right now, so set a conscious intention to nurture your friendships and community during the new moon in Gemini on Monday, June 3. Randon Rosenbohm, Allure, "What June's Leo Horoscope Predictions Mean for You," 29 May 2019 Eclipses happen when a new moon passes between the Earth and sun. The Christian Science Monitor, "Corrections," 4 Mar. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'new moon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of new moon

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

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Statistics for new moon

Last Updated

7 Jul 2019

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Time Traveler for new moon

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

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More Definitions for new moon

new moon


English Language Learners Definition of new moon

: the moon when it is completely dark

new moon


Kids Definition of new moon

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

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More from Merriam-Webster on new moon

Rhyming Dictionary: Words that rhyme with new moon

Spanish Central: Translation of new moon

Nglish: Translation of new moon for Spanish Speakers Encyclopedia article about new moon

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