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Definitions

new moon

NOUN
crescent
Synonyms
STRONG
bow curve half-moon meniscus sickle
WEAK
concave figure convex figure cresentoid demilune horned moon hornlike lune old moon
NOUN
moon
Synonyms
STRONG
crescent half-moon planetoid pumpkin satellite
WEAK
celestial body full moon heavenly body old moon orb of night quarter-moon

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

With the event coinciding with a new moon for the first time since 2018, you just need to find a dark spot away from city lights and enjoy the display.

From The Wall Street Journal • Mar. 27, 2026

The peak coincides with the new moon so viewing conditions will be ideal with no moonlight pollution.

From BBC • Sep. 12, 2025

To find out, the group systematically observed the worms' daily activities when there was a new moon.

From Science Daily • Apr. 15, 2024

Another way, Ricci said, is to directly sight the crescent moon that emerges after the second new moon.

From Los Angeles Times • Apr. 9, 2024

I have shown two crescentmoons, two gibbous moons, two half-moons, but only one full and one new moon.

From "Flying to the Moon: An Astronaut's Story" by Michael Collins