new moon
B2Neutral to formal; common in scientific, literary, spiritual, and everyday contexts.
Definition
Meaning
The lunar phase when the Moon is positioned between Earth and the Sun, with its unilluminated side facing Earth, making it invisible or barely visible as a thin crescent at sunset.
A period of new beginnings, fresh starts, or darkness; used metaphorically in spirituality, astrology, and literature to signify initiation, potential, or a time of invisibility and inward focus.
Linguistics
Semantic Notes
Refers to both the astronomical event and its cultural/spiritual interpretations. Often confused with 'crescent moon' – the new moon is the start of the cycle, while a crescent is the visible sliver shortly after.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Both use the term identically.
Connotations
Identical connotations in both varieties.
Frequency
Equal frequency in both UK and US English.
Vocabulary
Collocations
Grammar
Valency Patterns
The new moon occurs when...We'll plant seeds at the new moon.The new moon in Capricorn brings...Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “once in a blue moon (rare event, not directly related but moon-based)”
Usage
Context Usage
Business
Rare. Possibly in planning metaphors: 'We're starting this project at the new moon.'
Academic
Common in astronomy, astrology, cultural studies, and literature courses.
Everyday
Common in discussions of calendars, gardening (by moon phases), spirituality, and simple sky observations.
Technical
Precise term in astronomy and astrology for the specific lunar phase with 0% illumination as viewed from Earth.
Examples
By Part of Speech
verb
British English
- We plan to new-moon the launch of our campaign. (very rare, non-standard)
American English
- They decided to new-moon the product reveal. (very rare, non-standard)
adverb
British English
- The event was scheduled new moon. (rare, poetic)
American English
- They met new moon to set intentions. (rare, poetic)
adjective
British English
- She attended a new moon gathering.
American English
- He follows a new moon calendar for gardening.
Examples
By CEFR Level
- Look! There is no moon tonight. It is a new moon.
- The new moon is very dark.
- The next new moon will be on Friday.
- Some people make wishes at the new moon.
- According to the lunar calendar, the new moon marks the beginning of the month.
- Gardening by the phases of the moon involves planting seeds just after the new moon.
- The novel uses the motif of the new moon to symbolise the protagonist's invisible potential and nascent hopes.
- Astronomically, a new moon occurs when the Moon's geocentric ecliptic longitude matches the Sun's.
Learning
Memory Aids
Mnemonic
Think 'NEW moon = Not Easily Visible.' It's the start of the moon's NEW cycle.
Conceptual Metaphor
BEGINNING IS A NEW MOON (e.g., 'a new moon of hope'), DARKNESS/INVISIBILITY IS A NEW MOON (e.g., 'lost in a new moon of doubt').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid literal translation of 'новая луна' for the thin crescent visible in the evening – that is a 'young moon' or 'crescent'. 'New moon' is the phase of invisibility or the first sliver.
Common Mistakes
- Using 'new moon' to refer to any thin crescent moon (the correct term for the early visible crescent is 'waxing crescent').
- Capitalising it incorrectly (it's not a proper noun unless part of a title like 'New Moon Festival').
Practice
Quiz
What is the primary characteristic of a 'new moon' in astronomy?
FAQ
Frequently Asked Questions
Typically, yes. The moon is between Earth and the Sun, so its illuminated side faces away from us. However, a day or two after the exact moment, a very thin waxing crescent becomes visible just after sunset – this is often colloquially called the new moon as well.
In astronomy, they are often synonyms. In some spiritual/astrological traditions, 'dark moon' refers to the 1-3 days of complete invisibility before the new moon, while 'new moon' is the moment the crescent first becomes visible.
Approximately every 29.5 days, which is the length of a lunar synodic cycle.
Generally, no. Because it rises and sets with the sun, it is too close to the sun's glare in the daytime sky to be seen with the naked eye.