new moon

noun

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

On Wednesday, November 7, the new moon in Scorpio inspires you to ruminate on this concept. Aliza Kelly Faragher, Allure, "What November's Capricorn Horoscope Means for You," 28 Oct. 2018 The new moon is perfectly partnered with another huge celestial shift: On Thursday, November 8, Jupiter changes signs. Aliza Kelly Faragher, Allure, "What November's Taurus Horoscope Means for You," 28 Oct. 2018 The stellar show is falling during a new moon, meaning the sky is darker and the meteors will be more easily visible. Sara Rodrigues, House Beautiful, "How To See The First Meteor Shower Of 2019," 2 Jan. 2019 This weekend will also see a new moon, so the skies will be extra dark to spot the streaks of light across the sky. Brian Resnick, Vox, "The Perseid meteor shower peaks this weekend. Here’s how to catch the spectacular show.," 8 Aug. 2018 Astronomers searching for a planet beyond Pluto discovered instead a dozen new moons orbiting Jupiter. Robert Lee Hotz, WSJ, "The Hunt for ‘Planet Nine’ Unearths 12 New Moons Around Jupiter," 17 July 2018 June brings sweet romance as Mars joins up with a new moon to sweep you off your feet and September will bring deeper commitment. Rebecca Gordon, Harper's BAZAAR, "Your Horoscope For the Year Ahead," 29 Dec. 2016 There’s no nocturnal illumination during the new moon phase — the sky is completely dark — so this is an excellent time to direct your gaze inward. Aliza Kelly Faragher, Allure, "What September's Taurus Horoscope Means for You," 30 Aug. 2018 That said, your reasons for missing the new moon might deserve a closer look. refinery29.com, "What It Means If Your New Moon Is Decidedly Not Chill," 12 July 2018

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.

See More

First Known Use of new moon

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

Keep scrolling for more

Learn More about new moon

Statistics for new moon

Last Updated

17 Feb 2019

Look-up Popularity

Time Traveler for new moon

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

See more words from the same century

Keep scrolling for more

More Definitions for new moon

new moon

noun

English Language Learners Definition of new moon

: the moon when it is completely dark

new moon

noun

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

Keep scrolling for more

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

Britannica.com: Encyclopedia article about new moon

Comments on new moon

What made you want to look up new moon? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

marked by fawning attentiveness

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!